Calculating posters & prints

Part of abacus Anonymous

Early Math Calculator with Handle Anonymous

Blaise Pascal Calculating Machine Anonymous

Clerk using a Pascal adding machine Anonymous

Wooden Abacus Anonymous

Print of a Man at an Electrical Tabulation Machine Anonymous

Method of laying an artillery piece on target using Gunner's scale, 18th century Unknown

Smelling Out a Rat; or the Atheistical-Revolutionist Disturbed in His Midnight Calculations Anonymous

Calculating Machine for Predicting Tides Anonymous

Caricature of Cambon calculating the ruin of the proprietors, the capitalists and the rentiers French School

Difference Engine No. 1, Charles Babbage

Illustration of the Difference Engine Anonymous

The American Centennial Exhibition, 1876: Outside The Exhibition: The lightning Calculator Anonymous

Israel Abraham Staffel's Calculating Machine Anonymous

'Superdigit' mathematical calculator Robert Flower

1960s Smiling Accountant Office Worker Baby Wearing Cloth Diaper Sitting In Chair Using Adding Machine Calculator Anonymous

1960s Business Baby Sitting In Chair Holding Telephone With Calculator Adding Machine File Drawers Looking Back Over Shoulder Anonymous

Mental calculation at primary school, 1895 Nikolai Petrovich Bogdanov-Belsky

Using a quadrant with a plumb bob to calculate the height of a tower by triangulation, 1551 Unknown

Pascal's Adding Machine Anonymous

Rechnender Greis [Old Man Calculating] Paul Klee

View of a Russian Abacus Anonymous

Engineers with slide rules Anonymous

Smelling out a rat; or the atheistical-revolutionist disturbed in his midnight calculations Anonymous

Periodic Table Anonymous

Male hands holding a slide rule measure Anonymous

Print of Nostradamus Making Calculations Anonymous

Using astrolabes to calculate the height of a steeple, 1539 Petrus Apianus

The Calculating Type by Keisai Eisen from the series Imayo bijin junikei (Twelve scenes of modern beauties) Anonymous

2 students professors mathematicians blackboard studying complex equations Anonymous

Characters on a Deck with Faust and Mephisto; Personnages sur une Terrasse avec Fauste et Mephisto, c.1875-1880 Adolphe Joseph Thomas Monticelli

Fabio Albergati received by Philip II of Spain, while an Artist Secrectly Executes his Portrait on the King's Instructions Giovanni Antonio Burrini or Burino

Joan of Arc Joao Zeferino da Costa

Three People at a Table, 1924 Hermann Scherer

Calculating Longitude with the Declination of the Sun Jan van der Straet

Surveying, early 17th century Unknown