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 355
ours. With yourcompasses mark onthe side lines of thedial-plate, from thepoints a b and c d,the divisions of theline of hours. Join the corresponding points on each side of the twelve-oclock line by lines drawnparallel to it These lines will represent the hours, and are numbered i to 5 to theright… … Fig.3 HO IV TO MAKE A SUNDIAL. 351 equator being equal—viz., twelve hours each—the sun rises and sets at six oclock.At six oclock, the sun being exactly on the horizon, any object placed in the middleof a perfectly horizontal plane would cast an indefinite or unlimited shadow, as theshadow of the…
Games · Amusements
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
