Caption

Slide rule on book, calculating aid

Date

Jan 02, 2025

Credit line

Photo12/imageBROKER/Jürgen Pfeiffer

Reference

BRK25B71_379

Model release

No

Property release

No

License type

Royalty free

Available size

75.0Mb (3.4Mb) / 20.9in x 13.9in / 6269 x 4179 (300dpi)

Keywords

deserted no one No People nobody uninhabited empty scale scales education education learn learning learns study studying studies book books mathematics math mathematics knowledge pencil pencils book page study studying studies calculate calculating calculates pen pens aid aids abacus abacuses side rule counting frame field of education educational system fields of education Calculation aids