The Man in Gray was published in the United Kingdom as The Gray Stranger
“ ‘Now, what’s an enologist?’ I asked the dog. In reply he began to bark furiously and rushed at the front door. He yowled as if in panic.”
An enologist is one who studies wine. Daniel Vincent Willoz was one who studied wine until someone put a murderous end to his enological practices. As is often the case, Willoz spent too much time on enology and too little on toxicology. The good news is that Jean and Pat Abbott are present to solve this fiendishly complex murder puzzle set in San Francisco.