Digit counting apparatus upon axes of the left hand group of Plan 28. Plan, description and notation.
![Digit Counting Apparatus Upon Axes Of The Left Hand Group Etc](https://coimages.sciencemuseumgroup.org.uk/214/779/medium_bab_c_117_digit_counting_apparatus_upon_axes_of_the_left_hand_group_etc.jpg)
Dimensions: 62 cm x 96 cm
Details
- Identifier:
- BAB/C/117
- Access:
- Open Access
- copyright:
-
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