Ed Workman <eworkman@...>

At 03:31 PM 4/6/01 +0000, you wrote:
I've been following the the thread discussing wood siding on SS
boxcars and the various discussions regarding reefers.
1)Ref: wood siding...Am I to understand that all wood siding on
outside braced boxcars was tongue and groove construction
I think shiplap more common, and joint tightness is a function of drying shrinkage, so that wide joints when dry , eventually swelling shut tight, after water leaks thru, thus shiplap better than T&G