Thanks Dave.  The pix of the RS-2 came through fine but the links to the RS-1 and RS-3 were missing.

On Tue, Nov 12, 2019, 1:32 AM Dave Trimble <dtrimble@...> wrote:

Here’s pictures of RS-1 

And RS-3:

And, for completeness, RS-2

https://en.m.wikipedia.org/wiki/ALCO_RS-2

Supposedly the 2 and 3 were nearly identical and more angular than the 1. 

They built 1418 RS-3, 377 RS-2 and 469 RS-1.

Clearly the RS-3 was the most successful.

You can read about them all and their differences in Wikipedia areticals.

Dave

--
Russ Norris, MMR
Cape Cod, Massachusetts
http://blacklogvalleyrailroad.blogspot.com/