Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 129
e mea- I 12 MATHEMATICAL GAMES. sure, the packers secret (see Fig. 89). We place one disc(No. i) in the centre, and dispose around it six otherdiscs, 2, 3, 4, 5, 6, 7. Steady these with the left hand,so that they will not move except en bloc, and then insertthe remaining pieces 8, 9, 10, 11, 12… … CHAPTER X.—NATURAL SCIENCE IN THECOUNTRY. >HE manner of constructing an aquarium hasalready been described, but we will here showa charming apparatus which will be bothaviary and aquarium combined. Procure alarge melon-glass, as shown in Fig. 91, page 114; and intoit introduce a cylindrical…
Scientific recreations
Internet Archive · Cornell University Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Sacra emblemata LXXVI : in quibus summa unius cuiusq[ue] evangelii rotunde adumbratur : das ist, Sechsundsibentzig geistliche figürlein in welchen eines ieder evangelij summa kürtzlichen wird abgebildet (1625)](https://img.insideoutlibrary.com/img/200/ia-sacraemblematalx00mann-189-149.webp)
