Yazar
d s halacy
27 cilt bulundu.
D. S. Halacy · Little, Brown
64 sayfa · 1973
Electronic digital computers / Computers / Juvenile literature / Electronic digital computers, juvenile literature
D. S. Halacy · Crowell-Collier Press
170 sayfa · 1970
Mathematicians / Computer / Inventions / History / Juvenile literature
D. S. Halacy · Harper & Row
186 sayfa · 1977
Power resources / Fuentes de energía / Energiequelle / Sources d'énergie / Duurzame energie
D. S. Halacy · Harper & Row
207 sayfa · 1965
Artificial organs / Bionics / Experimental Medicine / Medicine, Experimental
D. S. Halacy · Van Nostrand
159 sayfa · 1969
Juvenile literature / Exploration / Space colonies / Lunar bases
D. S. Halacy · Elsevier/Nelson Books
240 sayfa · 1980
History / Census / United States / United States. Bureau of the Census / United states, census