Spaeth had a small staff of poorly trained people to do his leg work, and help prepare scripts for his broadcasts, and mistakes are not uncommon.
As you say, the first verse and chorus are Young's; the rest seems to have come from another song.
Search through the 'drunkard' songs at American Memory and the verses will probably show up..

The De Marsan text was also printed by Johnson in Philadelphia and Schmidt in Baltimore- copies abound and I found a couple offered for sale.