Great Value LED Light Bulbs, 40 Watts Eqv, Daylight, A19 General Purpose Light Bulbs, 5yr, 4pk - Walmart.com
GE Classic 40-Watt Dimmable A15 Light Fixture Incandescent Light Bulb (2-Pack) at Lowes.com
GE Reveal HD 40-Watt EQ BC Color-enhancing Candelabra Base (e-12) Dimmable Incandescent Light Bulb (4-Pack) in the Decorative Light Bulbs department at Lowes.com
Original Lava Lamp 40 watt Replacement Bulb – DirectGlow LLC