Tom Darby wasn't a reliable source of information. His I-wrote-it-while-I-was-way-down-in-Florida-and-"hog"-has-to-do-with-"high-on-the-hog" stories remind me of e.g. Ledbetter making up random stuff about "Red Cross Store."

Byrd Moore recorded an unreleased "Way Down In Florida On A Bum." Zora Neale Hurston (born in 1891 in Alabama) remembered the floating blues lyric "I'm way down in Florida on the hog." Peg Leg Howell (born in 1888 in Georgia) sang "I was down in Cincinnati baby on the hog/I'm down in Cincinnati baby on the hog/I'm drinkin' muddy water, sleep in a hollow log." Chuck Perdue's notes to a release by bluesman John Jackson state, "'On the hog' is a hobo expression... and it means 'in a
bad way financially'...." Cassell's Dictionary Of Slang, "hog": "... the world of tramping. [abbr. of ON THE HOG (TRAIN)...."