| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XI No. 7, Sept. 1917. pp. 261-316. (24 cm). Content: "Long-Range Forecasting and Other Weather Illusions" (J. Patterson; 21 p.) / "The Great Problems of the Universe" (W.W. Campbell; 11 p.) / "The Rainbow" (Otto Klotz; 6 p.)... others. Figures. (Inv. #20856) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XI No. 8, Oct. 1917. pp. 317-364. (24 cm). Content: "Notes on An Exploration Through the Yukon Along the Base of the St. Elias Alps" (J.J. McArthur; 17 p.) / "Orbits of Three Spectroscopic Binaries" (W.E. Harper; 6 p.) / "The Albany Meeting of the American Astronomical Society" (W.E. Harper; 9 p.)... others. Plates & tables. (Inv. #20857) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XI No. 9, Nov. 1917. pp. 365-402. (24 cm). Content: "Aurora-Borealis: Display of August 21, 1915" (A. Steadworthy; 3 p.) / "The Determination of the Date of Easter" (J.W. Campbell; 10 p.) / "Some Problems in Photography" (A. Steadworthy; 6 p.)... others. Plates & figures. (Inv. #20858) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XII No. 1, Jan. 1918. 32 p. (24 cm). Content: "Distorted Solar Halos" (A.F. Hunter; 11 p.) / "The Earth and Population" (Otto Klotz; 5 p.) / "The Rainbow" (C.T. Whitmell; 3 p.)... others. Figures & tables. (Inv. #20859) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XII No. 2, Feb. 1918. pp. 33-80. (24 cm). Content: "Are the Spiral Nebulae External Galaxies?" (A.C.D. Crommelin; 15 p.) / "The Variable Star W Virginis" (C.A. Chant; 11 p.) / "Locating Sub-Marine Vaults" (Otto Klotz; 5 p.)... others. Tables. (Inv. #20860) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XIII No. 5, May-June 1919. pp. 215-258. (24 cm). Content: "The Present Position of the Nebular Hypothesis" (J.H. Jeans; 14 p.) / "Eye and Ear Observations" (Otto Klotz; 6 p.)... others. Plate & tables. (Inv. #20870) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XIII No. 8, Oct. 1919. pp. 343-390. (24 cm). Content: "Sir David Gill, K.C.B. - The Growth, the Work and the Charm of a Real Astronomer" (John A. Paterson; 18 p.) / "The Problem of Island Universes" (Hector Macpherson; 8 p.)... others. Plates & tables. (Inv. #20873) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XIII No. 9, Nov. 1919. pp. 391-430. (24 cm). Content: "Atmospheric Haze and a Suspected Variation of the Solar Rotation in 1915" (H.H. Plaskett; 13 p.) / "Magnetic Survey Report, 1918" (C.A. French; 9 p.) / "Orbit of the Spectroscopic Binary 1 Geminorum" (Reynold K. Young; 6 p.) / "Orbit of the Spectroscopic Binary Boss 4669" (R.K. Young; 4 p.)... others. Tables, figures & views. (Inv. #20874) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XIV No. 2, March 1920. pp. 41-88. (24 cm). Content: "Some Results of Astronomical Work during 1919" (A.F. Miller; 19 p.) / "The Festival of the Dead" (R.G. Haliburton; 12 p.)... others. Tables. (Inv. #20875) 15 $ | |
| (ASTRONOMY) «The Journal of The Royal Astronomical Society of Canada» Toronto, Volume XIV No. 4, May 1920. pp. 129-176. (24 cm). Content: "Sunlight Engineering in Relation to Housing and Town-planning" (H.L. Seymour; 11 p.) / "An Amateur's Observatory" (F.S. Carrington; 4 p.)... others. Illustrations & figures. (Inv. #20876) 15 $ | |
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