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 388
wood (Fig. 6). These are to be three-quarters of an inch thick, and fourand a half inches high, and are to be three and a half inches apart. Bore a hole in each upright about half an inch from the top and about one HO IV TO MAKE AN ASTRONOMICAL TELESCOPE, 383 quarter of an inch in diameter. Now get…
Games · Amusements
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