Uncle Sam was created by Will Eisner and Lou Fine.
Throughout his appearances in Quality comics, neither Buddy's surname nor his relationship to Ezra Smith were ever revealed. It wasn't until Secret Origins (DC, 1986 series) #19 (October 1987) that it was established that Ezra Smith was Buddy's grandfather, and that Buddy's surname was also Smith.
Lance Blackwood, according to the Who's Who, is a by-line found on this strip, and is also the pen name of Dan Zolnerowich.
Tony Rawlins was a by-line for this feature and was not necessarily a real person.
The story line takes place in the year 3000.
NOTE: Art spotters might want to look over all four stories in this series, for Chuck Winter is known to have inked at least one of these stories.
Origin of The Kid Patrol.