Verzameling genealogieën van voornamelijk Groningse geslachten, delen I t/m VI with extensive annotations, additions, alterations etc. by H.L. Hommes.1937-1965, 6 volumes of articles (offprints) published between 1937-1960 by Mr. H.L. Hommes, with extensive handwritten annotations, alterations, additions, added documents, notes and information concerning the mentioned families, half linen bindings, marbled boards, gilt titles on spines, these volumes belonged to the author himself and were used to note the required additions and alterations to his articles. Also includes letters by L.T. Wilhelmy van Hasselt concerning the Van Hasselt family tree dated 22-2-1957, W.K.G. de Bruijn inzake Van de Merwede, H.W.J. Derksen inzake Van Wyttenhorst, W.C. Mees inzake Tjaden-Mees (1949), Walther Baumann inzake Kyff (1941-1942), Dr. M.G. Muller inzake Swartwolt (1964), J.H. Meesters (1950) inzake wilfering/wifringhe, Ir T.W. Siertsema inzake Coninck, E.R. Westerbeek van Eerten (1967), J. Belonje concerning Ubbena (1953), Van der ZIjl (1942) inzake het overdrachtsregister Venlo (Aldringa), W.K. van der Veen (1958) inzake Sijgers, W. van Gorcum (1965) inzake Valcke/Schutter, G.G. Wolthuis inzake De Valcke, R.J. Mulder van Stellendam (1963) inzake Van Langelaer, A. Haga inzake Vuet/Bentinck (1964) and sometimes the answer to these letters by Hommes. Hommes added some original photographs, picturepostcards, a handdrawn and handcoloured family crest by Adolf Pathuis, 1945, family trees etc. This unique collection needs to be added to a library or archive focusing on Groningen families.