Children's Scientific Multipier
Children's Scientific Multiplier - a free gift with the Children's Encyclopaedia. By turning the wheel around the edge answers to tricky multiplication questions were given in the middle window
Picture No
11041725
Media ID
46871571
Size
2848px x 4256px
(4.4MB)
Credit
(c)Maurice Collins Images Collection /Mary Evans Picture Library
Source
Photograph of an original object in the Maurice Collins Collection
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Collectable Collectables Gadget Mathematics Maths Multiply Summing Sums Widget
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