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Flyer with the blue text and a light red drop shadow, on a background resembling lined notebook paper. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday"

✏️ The Writing Room @ Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the months of June and July. Writers and projects of any type […]

Gritty (hairy orange mascot of the Flyers) in stride, wearing a hockey helmet and shoulder bag adorned with red crosses. Orange text on the right side of the image says "BLEEDING CONTROL CLASS at Iffy Books / Wednesday, July 6 / 7:00 p.m. / 319 N. 11th St. #3E / Register: https://iffybooks.net/event/bleeding-control-basics-july/"

Bleeding Control Basics

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Presented by Philadelphia SRA, Bleeding Control Basics will go over first aid as it applies to severe bleeding. We will cover scene safety, injury assessment, basic bleeding control, and tourniquet […]

An enamel pin depicting a smiling purple blob that resembles Ditto, a Pokemon character.

Anti-Copyright Meetup

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

We’re hosting an anti-copyright meetup on Sunday, July 10 from 1:00 p.m. to 3:00 p.m. All are welcome! Iffy Books 319 N. 11th St. #3E Philly, PA

Flyer with the blue text and a light red drop shadow, on a background resembling lined notebook paper. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday"

✏️ The Writing Room @ Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the months of June and July. Writers and projects of any type […]

🎨 [Postponed!] Art History Teach-In

This is event is postponed until September! Stay tuned for the new date. > To give a 5-minute presentation (or shorter!) on an art topic people should know about, fill […]

A logo with the text "Backdoors & Breaches" next to an illustration of a 12-sided die.

Game Night: Backdoors & Breaches

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

On Wednesday, July 14 at 7PM we'll be host a round of the role-playing game Backdoors & Breaches. You should join us! We'll have drinks and snacks.

📙 Big Summer Book Sale at Icebox Project Space

Icebox Project Space at Crane Arts 1400 N American St., Philadelphia, PA, United States

On Saturday, June 16th we'll be selling books at the Big Summer Book Sale, organized by Ulises Books. The event is at Icebox Project Space in the Crane Arts Building. […]

A yellow sign in front of a country road and an RV. The sign says "Iffy Books Closed," with "Iffy Books" superimposed in pink text with blue and black outlines.

📅 CLOSED Sunday, July 17 📅

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

We'll be closed all day on Sunday, July 17. Sorry for the inconvenience!

Flyer with the blue text and a light red drop shadow, on a background resembling lined notebook paper. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday"

✏️ The Writing Room @ Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the months of June and July. Writers and projects of any type […]

A spectrogram visualization of human speech, from a recording called '08 A M Broadley toasts Colonel Gouraud and the phonograph' (5-Oct-1888)

🔊 Audio Visualization Lab

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

What’s the difference between a waveform and a spectrogram? What do these blobs and squiggles in my audio editor mean? What are the limitations of audio visualization? If you’re curious […]

Event flyer with bars across it that say "Postponed!" and "We'll have a LoRa meetup instead." The original flyer has black sans-serif text and a pink-orange gradient around the border. The text reads "Networks of Philly / A presentation on urban telecon infrastructure by Mike Dank / Saturday, July 23 / 2:00 p.m. / Iffy Books / 319 N. 11th St. #3E (3rd floor)." In the middle of the flyer there's a manhole cover with a hexagon pattern and the inscription "W•U•Tel•Co"

🕳 LoRa Meetup [Networks of Philly is postponed]

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Mike's Networks of Philly talk is postponed until further notice. Sorry about that! We'll let you know when we schedule a new date. Instead, on Saturday at 2 p.m. we'll […]

A flyer with a black & white drawing of a flower at the center, with a microchip instead of a flower head. The text reads \"Iffy Books Permacomputing Meetup / Sun July 24 • 1 pm – 3 pm EDT / 319 N. 11th St. #3E, PHL / Join the audio meetup with Mumble! Server: 134.209.32.64 Port: 64738

🌾💾 Permacomputing Meetup

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Our June permacomputing meetup is on Sunday, July 24 at 1:00 PM EDT. Join us in person at the shop, or via Mumble audio stream! We'll discuss the following page […]

Flyer with the blue text and a light red drop shadow, on a background resembling lined notebook paper. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday"

✏️ The Writing Room @ Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the months of June and July. Writers and projects of any type […]

Flyer image with a photo of a book in the top right: 'A Psalm for the Wild-Built' by Becky Chambers. The cover has a robot reaching out to touch a butterfly, a person sitting on a cart with a hot drink, and leaves and pathways in the background. The flyer text says the following: Iffy Books Reading Group / Weds July 27 at 7pm / 319 N. 11th St. #3E, PHL / Register: https://iffybooks.net/event/a-psalm-for-the-wild-built

📚 Reading Group: A Psalm for the Wild-Built

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

The Iffy Books Reading Group continues in July with A Psalm for the Wild-Built by Becky Chambers (2021). We'll meet to discuss the book on Wednesday, July 27 at 7 […]

A photo of Aaron Swartz with his face illuminated on a dark background. White text on the right says "The Internet's Own Boy: The Story of Aaron Swartz"

🎥 The Internet’s Own Boy: The Story of Aaron Swartz (2014)

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

On Thursday, July 28 at 7:00 p.m. we'll host a free screening of The Internet's Own Boy: The Story of Aaron Swartz. Hope to see you there! The Internet's Own […]

Friday 7/29 6 to 8 PM Book Arts and Zine Making + Mural Envisioning with Gina Kim At the Rail Park 1300 Noble Street

🛤 Zine Making Session at The Rail Park

The Rail Park 1300 Noble Street, Philadelphia, PA, United States

On Friday, 7/29 from 6 to 8 p.m. we'll be teaching zine making at The Rail Park. See you there! Join us on July 29 for Final Friday at the […]

A white-on-black icon resembling the sun, with rays and triangles emanating from a circle.

Solarpunk Vector Club

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

On Saturday July 30th from 1–4 pm we'll be working on creating a pack of solarpunk-themed vector images that anyone can use for free. Many hands make light work! Here […]

Flyer with the blue text and a light red drop shadow, on a yellow background resembling a lined legal pad. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday in August / 319 N. 11th St. #3E, PHL"

✏️ The Writing Room at Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the month of August. Writers and projects of any type are welcome. […]

Gritty (hairy orange mascot of the Flyers) in stride, wearing a hockey helmet with a red cross and carrying a bag with a red cross. Orange text in the top right corner says "BLEEDING CONTROL CLASS."

Bleeding Control Basics

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Presented by Philadelphia SRA, Bleeding Control Basics will go over first aid as it applies to severe bleeding. We will cover scene safety, injury assessment, basic bleeding control, and tourniquet […]

Flyer image with the following text in a green-yellow gradient superimposed over a photo of a woman sitting on a bike attached to a bike trailer packed with blue bins: "How I Moved House by Bicycle" with Nelson Chu Pavlosky / Thurs, August 4 at Iffy Books / 319 N. 11th St. #3E, PHL."

📦 “How I Moved House by Bicycle” with Nelson Chu Pavlosky

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

On Thursday, August 4 at Iffy Books, Nelson Chu Pavlosky will give a presentation on how he moved from one house to another entirely by bike. It was a 12-mile […]

Flyer with a pixel art illustration of a slice of cake with pink frosting and a cherry on top, with the following text: Philly 2600 Meetup + Iffy Books 1st Birthday / Friday, August 5, 2022 / 6 PM – 9 PM / 319 N. 11th St. 3E, PHL / iffybooks.net

Philly 2600 Meetup + Iffy Books 1st Birthday

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

We'll be hosting the Philly 2600 meetup on Friday, August 5th. We're also celebrating the first anniversary of Iffy Books! There will be cake. See you there!   Pixel cake […]

A yellow sign in front of a country road and an RV. The sign says "Iffy Books Closed," with "Iffy Books" superimposed in pink text with blue and black outlines.

🗓 CLOSED Sunday, August 7th

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

We'll be closed on Sunday, August 7th. We apologize for the inconvenience!

Flyer with the blue text and a light red drop shadow, on a yellow background resembling a lined legal pad. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday in August / 319 N. 11th St. #3E, PHL"

✏️ The Writing Room at Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the month of August. Writers and projects of any type are welcome. […]

Black text on a yellow-to-green gradient background, with "Mesh Jam 2022" in wavy letters at the top left of the image. The text reads as follows: Mesh Jam Day 1: Saturday, August 13th / Iffy Books • 319 N. 11th St. #3E, PHL / 1:00 p.m. Let’s Define a Paper-and-Pencil Chat Mesh w/ Matty / 1:45 p.m. Opening remarks by Steve / 2:00 p.m. A talk by Allan Gomez from Philly Community Wireless / 2:45 p.m. Intro to Encrypted Messaging with Meshtastic w/ Steve / 3:30 p.m. Paper-and-Pencil Chat Mesh Roleplay w/ Matty / 4:15 p.m. Building Off-Grid Networks with Reticulum w/ Paul / 5:00 p.m. Short Talks & Open Discussion / 6:00 p.m. Reception/Work Session with Food & Drinks / All-Day Workshop: Sew Your Own Transceiver Pouch w/ Cat / All times are EDT/UTC−4 • Details at iffybooks.net/meshjam

⚡️ Mesh Jam 2022 Day 1

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Stop by Iffy Books on Saturday, August 13th for day 1 of Mesh Jam 2022! If you're curious about mesh networking, this is the event for you. We'll have talks, […]

Flyer with the blue text and a light red drop shadow, on a yellow background resembling a lined legal pad. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday in August / 319 N. 11th St. #3E, PHL"

✏️ The Writing Room at Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the month of August. Writers and projects of any type are welcome. […]

Gritty (hairy orange mascot of the Flyers) in stride, wearing a hockey helmet with a red cross and carrying a bag with a red cross. Orange text in the top right corner says "BLEEDING CONTROL CLASS."

Bleeding Control Basics

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Presented by Philadelphia SRA, Bleeding Control Basics will go over first aid as it applies to severe bleeding. We will cover scene safety, injury assessment, basic bleeding control, and tourniquet […]

Black text on a yellow-to-green gradient background, with "Mesh Jam 2022" in wavy letters at the top left of the image. The text reads as follows: Mesh Jam Day 2: Saturday, August 20th / Iffy Books • 319 N. 11th St. #3E, PHL / 1:00 p.m. Let’s Build an ESP8266 Chat Mesh w/ Steve / 1:45 p.m. Intro to Hardware Hacking w/ Nomad & Retry / 2:30 p.m. A talk by Alex Wermer-Colan from Philly Community Wireless / 3:15 p.m. P2P Messaging with Briar w/ Paul / 4:00 p.m. Let’s Make a Meshtastic Network from Iffy Books to the Philadelphia Museum of Art / 5:30 p.m. Reception/Work Session with Food & Drinks / All times are EDT/UTC−4 • Details at iffybooks.net/meshjam

⚡️ Mesh Jam 2022 Day 2

If you're curious about mesh networking, this free event is for you. We'll have talks, workshops, and games all day long. ➡️ Videos from Mesh Jam 2022 # Mesh Jam […]

A flyer with a black & white drawing of a flower at the center, with a microchip instead of a flower head. The text reads "Iffy Books Permacomputing Meetup"

💾🌾 Permacomputing Meetup

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Our August permacomputing meetup is on Sunday, 8/21 at 1:00 PM EDT. Join us in person at the shop, or via Mumble audio stream! ➡️ Download Mumble Mumble server: 134.209.32.64 […]

Flyer with the blue text and a light red drop shadow, on a yellow background resembling a lined legal pad. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday in August / 319 N. 11th St. #3E, PHL"

✏️ The Writing Room at Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the month of August. Writers and projects of any type are welcome. […]

Flyer with the blue text and a light red drop shadow, on a yellow background resembling a lined legal pad. The texts says "The Writing Room at Iffy Books / Group writing sessions every Tuesday in August / 319 N. 11th St. #3E, PHL"

✏️ The Writing Room at Iffy Books

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

Want to get writing done this summer? Come co-work with other writers from 5–8 pm every Tuesday for the month of August. Writers and projects of any type are welcome. […]

Front cover of the book 'Ecotopia' by Ernest Callenbach

📚 Reading Group: ‘Ecotopia’ by Ernest Callenbach

Iffy Books (319 N. 11th St.) 319 N. 11th St. #2I, Philadelphia, PA, United States

On Wednesday, August 31st we're reading Ernest Callenbach's short 1975 novel Ecotopia, about the secession of northern California, Oregon, and Washington and what happens after. Register: