TY  - ART
TI  - Problem solved: a guide - for both the experienced and the inexperienced poultry-breeder - to the hatching of every fertile egg with the most economical outlay, and with least incidental trouble and expense — Illustration, Page 14
PY  - 1920
UR  - https://www.biodiversitylibrary.org/page/31394213
ID  - page-31394213
ER  -