2 Outlet Light Socket Adapter, E26 Bulb Socket to Outlet Splitter,Converts Medium Screw Socket into a Socket with Two outlets,Polarized Outlet,with Pull Chain Switch. UL Listed, White (2-Pack) - Amazon.com
Power Gear 3-Way Lamp Socket, Medium Base, Turn for Low-Medium-High Light Settings, For Floor and Table Lamps, DIY Project, UL Listed, Brushed Gold, 54372 - Light Sockets - Amazon.com
PORCELAIN KEYLESS LIGHT SOCKET WITH PULL CHAIN AND 110V PLUG - Northeast Agri Systems
Hickey Porcelain Light Socket with 18" Leads | Medium (E26)
TORK Smart Socket Indoor Standard Wi-Fi Screw-Based Lighting Socket Works with Amazon Alexa and Google Assistant, Remote WFIS1 - The Home Depot
Leviton 2-Outlet White Socket with Pull Chain R52-01406-00W - The Home Depot
Phenolic Medium Base Light Socket - Keyless - 1/8 IPS - PLT D30 - Lamp Socket - Amazon.com