VUl 



♦ KNOWLEDGK ♦ 



[OCTOBEE 1, 1887. 



inLLTJSTI^^TIOISrS. 



America*s ^owth, map Dlustrating. 128 



Athis, a one-scale, southern index map, 34 : map i., 58 ; 



map ii., 106 ; map iii., 134 ; map iv., 155 ; map v., 



181 ; map vl., 224 ; map vii.. 250 ; map viii., 271 ; 



a uniform, map illustrating, 8 

 Australasia, Cape Colonv, &c., maps of 



of, for January, 6, 7 



Dg, o 



, maps of the night skies 



Baseball play, curves in, diagrams illustrating, 254, 



255 

 Biologist's dissecting-table. SO 

 K Bootis, 58 Corvi, and y Virginis : paths of the double 



star, 77 



Cape Colony. Australasia, &c., maps of the night skies 



of, for January, 6, 7 

 Cape Town to Melbourne, chart illustrating great 



circle track, 198 

 Charts and maps. See '* America, growth of " ; " Atla<<, 



one-scile " ; " Columbus, the voyages of " ; " Great 



circle sailing"; "Skies, night, of Australasia," 



&c. 

 Chess column, otia : diagrams illustrating, 23, 24, 



47, 72, 95, 120, 142, 166, 191, 192, 215, 239, 240, 262, 



288 

 Clothes-moths and their allies, diagrams illustrating, 



178. 179 

 Coal, diasram illustrating, 148 

 Columbus, the voyages of, charted, maps illustrating, 



203, 204 

 Curves in baseball play, diagrams illustrating, 254, 



255 



DissECTiKG-DiSH for uatuTalist, 279 



■Sarth's globe, diagrams illustrating the varying 



aspects of, 2S0. 2S1 

 Ellipses, illustrative diagram, 11 

 Endrosis fenestrella, 179 

 England, the southern (night) skies in. See under 



" Skies, night," &c 

 Epsilon Lyrse group, photograph of the, 77 



Gemini, great cluster in, photograph of the, 76 

 Great circle sailing, charts and diagrams illustratiug, 

 198,199,200, 2LI1 



Honeycomb cell-eads,problemof, diagram illustrating, 



152 

 Hyperbola, iUostrative diagram, 11 



Japanese magic m'rror, diagram illustrating, 186 

 Jupiter, photogi aph of, 9 



Laboratory, naturalist's, diagrams illustrating, 161, 

 162 



ilARlc mirror, the Japanese, diagram illustrating, 186 



Slaps and Charts : See "America's growth" ; "Atlas, 

 a one-scale," 5ic. ; " Columbus, voyages of, 

 charted '* : '' Skies, night, of Australasia," &.c. 



Mathematical recreations, diagrams illustratius, 10, 11 



MelDoiu-ne, Cape Town to, chart illustrating great 

 circle track, 198 



Microscope, pleasant hours with the, diagrams illus- 

 trating, 108, 267, 268 



Microscopical specimens, naturalist's book bos for the 

 storage of, 162 



Microscopist's working table, 80 



Minute measurement, figures illustrative of. 78, 79, 110, 

 111,112 



Mizar, the double star, path of the, 77 



Museum bottles, patent lock stopper for, 279 



Naturalist's book bos for microscopical specimens, 



162 

 Naturalist's laboratory, diagrams illustrating, 80, 161, 



162, 279 

 Night skies of Australasia, Cape Colony, &c. See 



" Skies, night, of Australasia," &c 

 North Polar index map, 8 

 North Polar region, on the equidistant projection, 



map illustrating, 58 

 Northern (night) skies, the southern half of our, stars 



of. See ■' Skies, night," &c. 



Parabola, illustrative 6gure, 10 



Photograph of Jupiter, 9 



Polar, north, index map, 8 



Polar regbus, north, on the equidistant projection 



map of, 58 

 Prison puzzle, diagram of the, 43 

 Proctor, R. A.: h's charts for great circle sailing, with 



diagrams. 198, 199, 200; his voyages of Columbus 



charted, with maps, 203. 204 

 Puzzles, solutions of our, diagrams illustrating the, 



9,39,40, 43.60,61, 83, 84, 92, 108, 131, 132,151, 



152, 153. 186 

 Pyramid, bu-lding a triangular, diagram illustrating, 



151 



Recreations, mathematical, diagrams illustratiug, 

 in, 11 



Skies, night, of Australasia, Cape Colony, &c., and in 

 the southern hemisphere and the southern skies 

 in England (the southern half of our northern 

 skies), maps of the, for Jan., 6, 7, 36, 37, 86, 87 ; 

 Feb , 36, 37, 86, 87, 105 ; March, 62, 63, 86, 87, 105, 

 133; AprU, 105, 133, 154; May, 133, 154, 180; 

 June, 154, ISO, 197 : July, 180, 197,225 ; Aug., 197, 

 225, 251 ; Sept., 225, 251, 272 ; Oct., 251, 272 ; 

 N07., 272 ; Bee. 36, 37 



Southern hemisphere and part of the northern on the 

 stereographic projection, index map showing the, 

 34. See also under " Skies, night " 



Stars, double, and star clusters, photographs ot 76, 77 ; 

 of the southern (night) skies. See ** Skies, night 

 &c." 



Store case for naturalists, 161 



Sulphur globules and crystals, 108 



Tinea tapetzella, 178 



Trees, nineteen, puzzle, diagram illustrating, 9, 39, 



Yega and its companions, photograph of, 77 

 Whist column, diagrams illustrating, 48, 96, 143, 190 



