GE Relax 40-Watt EQ A19 Soft White Medium Base (e-26) Dimmable LED Light Bulb (8-Pack) in the General Purpose Light Bulbs department at Lowes.com
GE Soft White 74038 40-Watt, 300-Lumen A15 Light Bulb with Intermediate Base, 2-Pack - Amazon.com
40W Lumen comparison light bulb chart
Lumens and Footcandles - MEP Academy
Light Bulb Brightness - The Home Depot
Philips Ultra Definition LED 40-Watt A19 Light Bulb, Frosted Soft White, Dimmable, E26 Medium Base (2-Pack) - Walmart.com
Light Bulb Guide - Learn How to Choose the Perfect Bulb for You – Hangout Lighting
LUXRITE 40-Watt Equivalent A15 LED E26 Base LED Light Bulb 5000K Bright White 7-Watt Dimmable 600 Lumens UL Listed 12-Pack LR21353-12PK - The Home Depot
Wattage vs Lumens: Know the Difference for Better Lighting