Leaving, however, these hypothetical questions and matters of pure conjecture, we may consider some of the facts which have resulted from Mr. Marconi's long-distance experiments.
"Hertzian Wave Wireless Telegraphy"
John Ambrose Fleming
There are a few hypothetical points yet in the explanation of some of the symptoms of snakebite-poisoning by the writer's theory, but these imperfections are more those of science than of the theory.
"On Snake-Poison: its Action and its Antidote"
A. Mueller
Huxley was keenly sensible of the danger attending the use of a hypothetical explanation, leading to conclusions which cannot be experimentally tested, and he carefully avoided it....
"The Old Riddle and the Newest Answer"
John Gerard