Paper, 'Observation about wasps, and the difference of their sexes' by William Derham Derham explains how he spent time at the top of Collegiate Chapel in Windsor Castle in July 1723, and how he observed many wasps flying around during this time. He shares observations on the queen wasp and common labouring wasps. He goes on to describe the differences between the queens, the kings, and the common labouring wasps. Annotations in ink throughout. Subject: Zoology / Entomology Published in Philosophical Transactions as 'Observations about Wasps, and the difference of their sexes' Read to the Royal Society on 23 January 1724 January 1724