Recipes & dev times using Developer Kodak HC-110

20C Agitation first 30 sec, then first 10 sec each minute

20C Agitation first 30 sec, then 10 sec at beginning of each minute.

20C Agitation first 30 sec, then 10 sec each minute after

Agitation for first minute, then first 10 sec of each minute. 20C

My beginner's soup, it's turned out pretty decent results, but I need to figu...