"Moon in 14° Pisces," said the little perforated card. Henderson stepped back from the computer and scratched his hairy head. Nonsense again. He threw the card in the wastebasket and repeated his directions on another: "One hundred fifty cancer susceptible mice were injected in the pectoral region with 1/cc of aromatic compound A. One hundred fifty identical control mice were injected with isotonic saline, B. Eight in group A developed sarcomas at the point of injection, Group B developed none.