 | Charles Davies - Algebra - 1859 - 130 pages
...(Science Primer Scries.) By WM. GEO. SPENCER. i8mo, flexible cloth. 97 pages . . . . ..... 35 cents Introduces the beginner to geometry by putting him at work on problems which exercise his inventive and constructive faculties. Copies of th; above mailed. t.vsi-f'aid, to fi'iv... | |
 | Joseph Ray - Algebra - 1867 - 240 pages
...INVENTIONAL GEOMETRY. (Science Primer Series.) By WM. GEO. SPENCER. l8mo, flexible cloth. 97 pages 35 cents Introduces the beginner to geometry by putting him at work on problems which exercise his inventive and constructive faculties. Copies of the above mailed, post-paid. to any address... | |
 | Aaron Schuyler - Measurement - 1875 - 284 pages
...INVENTIONAL GEOMETRY. (Science Primer Series.) By WM. GEO. SPENCER. i8mo, flexible cloth. 97 pages 35 cents Introduces the beginner to geometry by putting him at work on problems •.vhich exercise his inventive and constructive faculties. Copies oftke aboye mailed, post-paid,... | |
 | William George Spencer - Geometry - 1876 - 118 pages
...COLLEGE LIBRARY TRANSFERRED FROM THE LIBRARY OF THE 6RADUATE SCHOOL OF EDUCATION PREFACE TO THE ,A.pUCAN EDITION. THIS little book, prepared by an experienced...geometrical ideas, but will exercise, at the same time, liis inventive and constructive faculties — a kind of mental practice of much importance, but generally... | |
 | Joseph Ray - History - 1881 - 228 pages
...INVENTIONAL GEOMETRY. (Science Primer Series.) By WM. GEO. SPENCER. l8mo, Hexible cloth. 97 pages 35 cents Introduces the beginner to geometry by putting him at work on problems which exercise his inventive and constructive faculties. Copies of the above mailed, post-paid, to any address... | |
 | William George Spencer - Geometry - 1886 - 116 pages
...THIS little book, prepared by an experienced mathematical teacher for the use of hia own pupils, In based upon the principle that the best and only true...problems which will not only thoroughly familiarize hia mind with geometrical ideas, but will exercise, at the same time, his inventive and constructive... | |
 | Joel Dorman Steele - Science - 1888 - 228 pages
...INVENTIONAL GEOMETRY. (Science Primer Series.) By WM. GEO. SPENCER. t8mo, flexible cloth. 97 pages 35 cents Introduces the beginner to geometry by putting him at work on problems which exercise his inventive and constructive faculties. Copies oftheabove mniled, post-paid, to any address... | |
 | John Kelley Ellwood - Algebra - 1892 - 300 pages
...INVENTIONAL GEOMETRY. (Science Primer Series.) By WM. GEO. SPENCER. i8mo, flexible cloth. 97 pages 35 cents Introduces the beginner to geometry by putting him at work on problems which exercise his inventive and constructive faculties. Copies of the above muled, post-paid, to any address... | |
 | Seth Thayer Stewart - Geometry - 1893 - 262 pages
...INVENTIONAL GEOMETRY. (Science Primer Series.) By WM. GEO. SPENCER. i8mo, flexible cloth. 97 pages 35 cents Introduces the beginner to geometry by putting him at work on problems which exercise his inventive and constructive faculties. Copies of the above mailed, post-paid, to any address... | |
 | American literature - 1877 - 560 pages
...philosophic thinker. The work of an experienced teacher, for practical изо among his own pupils, it Is based upon the principle that the best and only...beginner to geometry by putting him at work on problems, simple at first, skilfully graded, aud to be solved by himself without assistance, whicli will familiarize... | |
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... TAPPAN, MA ROBINSON'S NEW GEOMETRY AND TRIGONOMETRY. 8vo, calf. 453 pages $1.60 Embracing plane and solid geometry, and plane and spherical trigonometry, with numerous practical problems. SPENCER'S INVENTIONAL GEOMETRY. (Science Primer Series.) By... 