I just looked at my receipt they had these bulbs on sale last week for 6.99 at my store : https://www.tractorsupply.com/tsc/product/producers-pride-2-pack-120v-e26-250w-red-heat-bulbs
I just am not familiar w/ the smaller bulbs but I know these do work and are a cheap alternative to the plate...
Please go visit a local tractor supply/farm goods store and grab a brooder lamp w/ the red light. The white light is stressful to some birds, and I would say it being a single chick is going to be a little more stressed as it doesn't have any buddies to hang out with for the first couple of...