A friend of mine has these and others and no more room.
He took pictures but you'll have to work that out with him.
Call Don McGee at 816 820 9572 He's in Kansas City
1985 Schwinn VOYAGEUR 25" center to top Teal Green. Lugged Columbus db Tenax Mostly original components. Long chainstays. Classic Shimano cantis Beaucoup room for big tires and fenders. Three bottle. front and rear rack mounts. Wolber rims. $350 obo
Mid-80's NASHBAR Touring Model, Deep blue 24" C to T Much like the Voyageur. Long chain stays, all that. $350 obo
I believe I have the above all-correct but you should verify with it w/ Don.
Calvert Guthrie
Kansas City
Missouri
USA