Dump the Air wrote in 10/7/09: "...The second transition era of the late 60's-mid 70's is just as fun, I find a layout where the dream of the golden days is rotting off the face of the earth much more interesting..."
Perhaps you can expand on this and we can start threads both here and the modeling area.
This era had EL/CNJ/LV/NYNH&H/PRR/NYC/PC/CRR everything painted ever differing schemes. The PC was VERY interesting. The leased boxcar Berwick/FMC boxcars. Roofwalks removed. ACI labels, lube plates, Railbox, etc.
How did this affect LIRR freight sightings? Other thoughts on topic?

LI City 08/17/1971 view east Some roof walks..

S2 #448 Union Hall St. Jamaica 09/1968
From the Archives of Dave Keller In 1968 roofwalks started to be removed.

3/1978+ yellow dot wheels not defective

Leased car at Glen Cove
Best,
Steve