Thanks for visiting the International Slide Rule Museum online shop! Find what you're looking for yourself or great gifts for your friends. You'll find unique merchandise with the official ISRM logo on t-shirts, sweatshirts, mugs, stickers, and more.

ISRM and OS Logos	Keuffel & Esser Slide Rule Timeline Small Poster $19.99	Keuffel & Esser Co. Slide Rule 20x12 Wall Decal $19.99
Keuffel & Esser Slide Rule Timeline Large Poster $27.99	Keuffel & Esser Co. Slide Rule 35x21 Wall Decal $25.99	T-Shirt $17.89
T-Shirt $21.49	Baseball Jersey $27.49	Golf Shirt $22.79
T-Shirt $26.39	T-Shirt $21.59	Long Sleeve T-Shirt $29.99
T-Shirt $29.99	T-Shirt $35.99	Long Sleeve T-Shirt $35.99
T-Shirt $29.99	T-Shirt $29.99	Men's Baseball Shirt $29.99
Men's Polo Shirt $29.99	T-Shirt $19.19	Men's Deluxe T-Shirt $35.99
Men's Eco Sport T-Shirt $34.79	Men's Eco Sport T-Shirt $38.39	Mug with Slide Rule Calculator ISRM Logo $13.99
Large Mug with Slide Rule Calculator, ISRM Logo $14.99	Apron (dark) $21.59	ISRM logo w/url Apron $20.39
Gilson Binary Spiral Slide Rule Tile Coaster $5.50	ISRM Ring Logo White T-Shirt $19.19	ISRM Ring Logo Long Sleeve T-Shirt $23.99
ISRM Ring Logo Golf Shirt $22.99	ISRM Ring Logo Fitted T-Shirt $21.59	ISRM logo w/url Women's Classic T-Shirt $20.39
ISRM Ring Logo Women's T-Shirt $20.39	ISRM Ring Logo Women's Long Sleeve T-Shirt $25.19	ISRM Ring Logo Women's V-Neck T-Shirt $19.19
ISRM Ring Logo Women's Light T-Shirt $20.39	ISRM Ring Logo Mug $13.19	ISRM Ring Logo Large Mug $14.39
ISRM Ring Logo Stainless Steel Travel Mug $21.59	ISRM Ring Logo Drinking Glass $13.19	ISRM Ring Logo Shot Glass $8.39
Isrm Ring Logo Wall Clock $14.99	ISRM Ring Logo Journal $11.99	ISRM Ring Logo Postcards (Package of 8) $7.49
ISRM Ring Logo Greeting Cards (Pk of 20) $28.99	ISRM Ring Logo Cap $17.99