000 00276 a2200121 4500
080 _a636.082.46
_bG 864 E
245 1 _aEgg laying test pollets, 1927-28
260 _c1929
650 _aEgg Laying
700 _aGovernment of Northern Ireland
100 _a
_d
901 _a12194
999 _c50447
_d50447