focused infant kid playing with colorful counter toy in light playroom in kindergarten - abacus stockfoto's en -beelden
neat rows of colored beads on an abacus with a single blue bead to the side - abacus stockfoto's en -beelden
Doll with wooden abacus, made by Furga, 1930s. Italy, 20th century. Canneto Sull'Oglio, Museo Del Giocattolo Giulio Superti Furga Italy
January 2021, Lower Saxony, Osnabrück: ILLUSTRATION - A capybara is seen next to an abacus at Osnabrück Zoo. Animals are weighed, counted and...
Replica, made in 1974, of a Roman hand abacus. The counters slide in grooves. Like the Japanese abacus the counters above the bar are worth five and...
