added by Alex Dobrenko ยท updated 6mo ago
Curta calculator: The mechanical marvel born in a Nazi death camp
Alex Dobrenko added 6mo ago
made for easy use lol
Alex Dobrenko added 6mo ago
Alex Dobrenko added 6mo ago
Alex Dobrenko added 6mo ago
Curta adds, subtracts, multiplies, divides, square and cube roots, continuous multiplication, negative multiplication, standard deviations and all statistical calculations, squares and higher powers, co-ordinates and associated land survey formulae, and every other computation arising in science and commerce. Available on a trial basis. Price $125.00. Write for literature.
Alex Dobrenko added 6mo ago