Thanks for putting this together.
One small thing: my entry 402 (https://www.backyardchickens.com/threads/2023-byc-calendar-photo-contest—we-need-your-pictures.1523915/page-65#post-25925210)
Roundie was a 3 month old cockerel at the time of the picture taken. Yes, he looked awfully like a hen...
Breeds of the chickens in my submissions (to my best knowledge):
36: Hen: Araucana (mix?)
37: Mixed breeds
400: Mixed breeds
401: Welsummer mix
402: Light Sussex