Papers of a conference sponsored by the University of Manitoba Faculty of Agriculture and Home Economics and the Iowa State University Center for Agricultural and Economic Development
A system of natural philosophy : in which the principles of mechanics, hydrostatics, hydraulics, pneumatics, acoustics, optics, astronomy, electricity, magnetism, steam engine, electro-magnetism, electrotype, photography, and daguerrotype, are familiarly explained, and illustrated by more than two hundred and fifty engravings : to which are added, questions for the examination of pupils : designed for the use of schools and academies