Brossura, 157 pagine
Pubblicato il 09 Novembre 1973 da Sphere Books.
Brossura, 157 pagine
Pubblicato il 09 Novembre 1973 da Sphere Books.
Young Ralph Neufeld, a graduate student in chemistry, was found dead by Professor Lou Brade in the chemistry lab he shared with another student. An accident is at first suspected, but there are too many unanswered questions. Professor Brade soon finds himself to be the chief suspect.