Everyday mathematics /
Rayment, L. W.
Edinburgh :  Oliver & Boyd, 
1968.
50 record cards -- Set 1, card 1 - 12 -- Set 2, card 1 - 12 -- Set 3, card 1 - 12 -- Set 4, card 1 - 12 -- Set 5, card 1 - 12 -- Set 6, card 1 - 12 -- Set 7, card 1 - 12, Set 8, card 1 - 12 -- Set 9, card 1 - 12 -- Set 10, card 1 - 12 -- Set 11, card 1 - 12 -- Set 12, card 1 - 12 -- 144 Answer cards.
Mathematics