Hassall, Kenneth Arnold. [from old catalog] Essential chemistry : a modern approach for schools and technical colleges / K.A. Hassall and C.H. Dobinson. - London : Iliffe, [1965-66]. - 2 v. : illustration, tables, diagrams ; 22 cm. Subjects--Topical Terms: Chemistry--Experiments. Subjects--Geographic Terms: Chemistry--Experiments--Methodology. Dewey Class. No.: 540