<p style='text-align: justify;'>Laboratory notebook containing records for poultry breeding lines W 1-440 (birds hatched between February and May 1907). Entries for each bird include notes on colour, comb and other physical characteristics, state of health, and cause of death, etc. Records for W 72 and W 300 include drawings of chicken heads [pp. <a href='' onclick='store.loadPage(76);return false;'>[36v]</a> and <a href='' onclick='store.loadPage(302);return false;'>[150v]</a>]. The record for bird W 327 includes a drawing of the pigmentation of its right eye <a href='' onclick='store.loadPage(328);return false;'>[163v]</a>.</p>