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
The Manitoba Department of Education presents : young Manitoba listens : a schedule and guide book of School Broadcasts which will be repesented in co-operation with the Canadian Broadcasting Corporation, October-May 1956-57
