Need the serial number to answer.
The serial number that you have supplied,indicates that your Remington model 1894 shotgun was made in the year 1907.There were only 41,194 shotguns of this model made from 1894-1910.
12 guage? 1908
The Remington model 11 shotgun was made from 1911-1948,there was a total production of 300,000 made in all model types during these years,Your Remington can be dated by the letter code which is located on the barrel of your shotgun.The letter code can be also found on the web to help you understand what year your shotgun was produced.
It's date code stamped on the barrel, see related links for information on the Remington Society of America.
I can tell you it was made in 1928, that's about it. If the barrel is original you can get the month/year from the date code stamp. See related links. Also the Remington model 10 was made by Remington from 1911-1929
In 1950 Remington introduced fifteen versions of the Model 870 shotgun, in 12, 16 and 20 gauges.
It'll be date code stamped, look at related links for information on the Remington Society of America.
Remington Society barrel code lookup: http://remingtonsociety.com/rsa/questions/barrelcodes
Someone at the RSA might be able to help.
The letter I think
They have date code stamps on the barrel which can be looked up on the manufacture date link on the Remington Society of America. --- Update: It's important to note that the barrel on the shotgun MAY not be the barrel that was originally on the shotgun at purchase. Check the serial number with Remington.