Adding Machine T-Shirts

Description: Show off your pride in grinding through busy season numbers with this classic design! Illustrating an antique vintage adding machine alongside accounting ledger papers and a pen cup, this graphic includes "Tax Season". Perfect for certified public accountants, bookkeepers, tax preparers, auditors, and finance professionals. A great gift for coworkers, tax pros, or graduates on tax day, work events, or holidays.

Description: Celebrate the best accountant with this retro design. Features charming vintage adding machines and heartfelt details, perfect for accounting professionals.

Description: An awesome calculating machine patent from 1888

Description: Show your appreciation for old-school mathematics and financial history with this vintage bookkeeping design. Depicting a classic mechanical adding machine with a long receipt roll and bold red ribbons, this retro illustration playfully declares "Trust Me I'm An Accountant". Perfect for veteran accountants, tax professionals, actuaries, and math teachers. A wonderful retirement gift, graduation present, or office desk apparel.

Description: A spooky accountant Halloween design featuring an old adding machine, ledger paper, and skull-shaped coins with the playful phrase “ACCOUNTANT: COUNTING CANDY, NOT NUMBERS.” Perfect for fans of accounting humor, retro office style, and dark Halloween puns.

Description: Calculator in mid century modern style - A chunky mechanical calculator with round keys and a crank, a paper roll spooling out and a sharpened pencil. Hand-drawn 1960s illustration with flat bold color and clean retro lettering, for everyone who survives the meetings, the inbox and the coffee machine. Vintage office humor wall art and apparel design for coworkers, desk jockeys and anyone who knows the feeling.

Description: The Burroughs Corporation was a major American manufacturer of business equipment. The company was founded in 1886 as the American Arithmometer Company. In 1986, it merged with Sperry UNIVAC to form Unisys. The company's history paralleled many of the major developments in computing. At its start, it produced mechanical adding machines, and later moved into programmable ledgers and then computers. It was one of the largest producers of mainframe computers in the world, also producing related equipment including typewriters and printers.

Description: business machine, computer, typewriter, adding machine, calculator, printer, bookkeeping machine, office, programmer, analog, central processing unit, microprocessor, vacuum tube, memory, integrated circuit, slide rule, computation, keyboard, data, visual display unit, automation, boolean logic, software, hardware, von neumann