For the short magnum lineup there is also a 375 Taylor, that runs the 375 bullets out of a short mag case, like the 416 Taylor does. So that line up is more complete than I recalled last night.

Here is link to load and performance data for the 375 Taylor, aka 375 Chatsfield-Taylor and 338/375.
http://www.geocities.com/bw_99835/375Taylor.htm

JPK