Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
JOHNSONS J^ Natural Philosophy, KEY TO PHILOSOPHICAL CHARTS. ILLUSTRATED WITH 500 CUTS; BEING REDUCED PHOTOGRAPHICCOPIES OF ALL THE DIAGRAMS CONTAINED IN THEAUTHORS PHILOSOPHICAL SERIES OF INDE-STRUCTIBLE SCHOOL CHARTo. FOR THE USE OP SCHOOLS AND FAMILIES, BY FRANK G. JOHNSON, A.M., M.D. CHICAGO:A.…
Physics · Astronomy
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