The boy's own book of indoor games and recreations : a popular encyclopædia for boys (1890)
Stables, Gordon, 1840-1910, Hutchison, George Andrew, 1841-1913 · Philadelphia : J.B. Lippincott · leaf 372
f inch long,construct a second within it with sides one inch long, cut out the comers shaded,leave the sides a b and c d straight, but curve, asshown, the lines marked e f and G h, so that theyfit the boiler; the annexed (Fig. 9, No. i) is full sizeand exactly the shape. All round the inner…
Games · Amusements
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