The Remington Rand model 1911 was made for the United states from 1943-1945.Approximate numbers were 1,086,624 made during this time span.Your serial number belongs to the third block of serial numbers assigned by the U.S. which was from serial number 1,471,431-1,609,528.There were a total of 7 serial block numbers assigned during the War.If I had to say what exact year I would say early in 1944.
1920
That is not a serial no of a Remington 1911A1 they stopped in 1945 with 2465139.
I checked www.oldguns.net and they show the manufacture date of Remington 1903A3 serial no. 3851292 as 1942.
RW isn't part of the serial no, it stands for Remington Works 1915
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