From a local estate, here is an unused vintage security door viewer from Trine. Complete in original box with instructions and template, features a wide-angle viewer, apartment number plate, for mounting on all 1-2 thick doors. This has been in storage for several decades, so there is some minor discoloration and the original screws are rusty, this is otherwise solid and usable. Please take a look at all of the photos above.The item "NOS Vintage Trine Security Door Wide-Angle Viewer Apartment Number Plate Brass" is in sale since Wednesday, December 16, 2015. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Door Viewers". The seller is "useful-junk" and is located in Sullivan, Ohio. This item can be shipped to United States.