Series:

Invaders

4 total works

Cover of Parasites

Parasites

by Howard Facklam

Published 9 December 1997

Cover of Bacteria

Bacteria

by Howard Facklam and Margery Facklam

Published 9 December 1997

Cover of Viruses

Viruses

by Howard Facklam

Published 9 December 1997

Cover of Insects

Insects

by Howard Facklam

Published 9 December 1997