A little more documentation for our newbie [and not so newbie] vintage owners:
21' Globetrotter
23' Safari
25' Tradewind (could this be a Caravanner?)
27' Overlander (mid and rear bath)

29' Ambassador (mid and rear bath)

31' Sovereign (mid and rear bath)

Typical equipment list (this list for the rear bath Ambassador and Soveriegn above)
Zep