With the serial number that you provided,your Remington Rand made 1911-A1 was made in the year 1945.
1911
1911
1911
1911
1911
Early 1911
With the serial number that you have provided,your Remington Rand model 1911 was made in the year 1943.
1911
1911
1911
That should be a 1911A1, made in 1943.
Can't be answered without the serial number.