O scale model (24 pieces total) of two different switch lamps with Canadian style bases: one Piper lamp without reflectors, and a Piper lamp with two 9 inch reflectors. Based on Canadian National and Canadian Pacific prototypes. The lamps are designed to fit scale 5" diameter lenses (actual size 2.5mm). Bottom is cored for mounting on 0.032" wire.
Available in:
Tan Fine Detail Plastic for $15.25 US ($0.64 per switch lamp)
Clear Ultra Fine Detail Plastic for $18.00 US ($0.75 per switch lamp)
Instructions for removing the lamps from the sprue and adding wire handles are in the Tips and How-Tos section of the Forum:
https://www.shapeways.com/forum/t/o-scale-switch-lamp-assembly-instructions.101863/
Lamp lenses should be about 2.5MM diameter.
Hobby Lobby sells 2.6MM diameter. "ROUND RHINESTONE BORDER STICKERS" in correct colors - search their website for SKU #863241.
A magnifying headset (Optivisor) and a precision sprue cutter like the Intermountain BB-1015, Micro-Mark #82393 or UMM-USA GMT01 are required to cut the parts from the support framework.
https://umm-usa.com/onlinestore/product_info.php?cPath=21_28&products_id=3749