The how and why wonder book of the microscope and what you see /
Keen, Martin L.
The how and why wonder book of the microscope and what you see / Written by Martin Keen ; Illustrated by Walter Ferguso ; Editorial Production Donald D. Wolf. - [Deluxe ed.] - New York : Grosset & Dunlap, 1961. - 48 p. : ill ; 29 cm. - How and why wonder books, 4016 .
Microscopes--Juvenile literature.
The how and why wonder book of the microscope and what you see / Written by Martin Keen ; Illustrated by Walter Ferguso ; Editorial Production Donald D. Wolf. - [Deluxe ed.] - New York : Grosset & Dunlap, 1961. - 48 p. : ill ; 29 cm. - How and why wonder books, 4016 .
Microscopes--Juvenile literature.