N Scale 4-8-4 #3784 Brass Locomotive. The item "Key Santa Fe N Scale 4-8-4 #3784 Brass Locomotive" is in sale since Thursday, October 1, 2020. This item is in the category "Toys & Hobbies\Model Railroads & Trains\N Scale\Locomotives". The seller is "impalakomo" and is located in San Diego, California. This item can be shipped to United States.