Another that was released in 1980 as an 8" X 11" black and white graphic novel (with a weak binding that cracks easily) by McGregor with Marshall Rogers.
It was likewise later released as a 2-issue DETECTIVES INC comic-size reprint series, in full color for the first time, in 1985.
Here is the
DETECTIVES INC 2-issue series for you to read:
https://readcomiconline.to/Comic/Detectives-Inc/Issue-1?id=123685
