![Swap Your Conventional Light Bulbs for LEDs at No Charge! | Sustainability | Washington University in St. Louis Swap Your Conventional Light Bulbs for LEDs at No Charge! | Sustainability | Washington University in St. Louis](https://sustainability.wustl.edu/files/2020/02/Bulbs.jpg)
Swap Your Conventional Light Bulbs for LEDs at No Charge! | Sustainability | Washington University in St. Louis
![ST38 Antique Vintage Style Light, Warm White 2700K Old Fashioned LED Light, Incandescent 7Watt Not Dimmable Edison Light Bulb, Clear Glass e12 Base(0.65w/110v) 25-Pack - Amazon.com ST38 Antique Vintage Style Light, Warm White 2700K Old Fashioned LED Light, Incandescent 7Watt Not Dimmable Edison Light Bulb, Clear Glass e12 Base(0.65w/110v) 25-Pack - Amazon.com](https://m.media-amazon.com/images/I/61p2pVozj2L._AC_UF894,1000_QL80_.jpg)
ST38 Antique Vintage Style Light, Warm White 2700K Old Fashioned LED Light, Incandescent 7Watt Not Dimmable Edison Light Bulb, Clear Glass e12 Base(0.65w/110v) 25-Pack - Amazon.com
![Bulletin #2227, Maine Poultry Facts: Lighting For Small-Scale Flocks - Cooperative Extension Publications - University of Maine Cooperative Extension Bulletin #2227, Maine Poultry Facts: Lighting For Small-Scale Flocks - Cooperative Extension Publications - University of Maine Cooperative Extension](https://extension.umaine.edu/publications/wp-content/uploads/sites/52/2021/02/light-bulbs-by-Donna-Coffin.jpg)