We have in the Library Office a supply of offprints of the following articles, which we will be happy to provide free of charge to anyone who would like them:
"William Herbert Steavenson" by D.W. Dewhirst QJRAS 18 (1977)
"Early drawings of Messier 1: pineapple or crab?" by D.W. Dewhirst, The Observatory, 103 (1983)
"The Rosse Spirals" by David W. Dewhirst and Michael Hoskin, Journal for the History of Astronomy, 22 (1991)
Please contact the Library Office if you are interested.