O&M quote those as being delivered in Oct 1938 with frames 64533-64544 and serial numbers C3810114-C3810125. Ron

email (option): ronpier@talk21.com

One of those Rudges still exists, I have seen it once at the Stafford show.

Will send you a picture of the other side Ron.

Cheers,

Lex

email (option): welbike@welbi**.net

Here is the other side of the factory picture. Ron

email (option): ronpier@talk21.com

Thank you both.
I find the modifications from the the standard 250 range of this year interesting, a Lucas Magdyno driven from the RH side of the engine and what looks to be an all new primary case.