I like the Lyman manual myself . The newest edition includes steel and bismuth loads . My old standby for the old days (pre-86) of ducking is

THESE ARE MAXIMUM LOADS WORK UP CAREFULLY !!

Rem rxp wad
Rem low base plasticcase
Fed 209
29.0 unique
1 1/8 oz 4s or 5s
OR
27.0 Unique
1 1/4 2s

We shot these in full choke Win. Mod 12s .Do use with caution these are maximum loads and were safe 20 years ago in our guns .