| Gf04ca | insecten | Ossiannilsson, F. | The Auchenorrhyncha (Homoptera) of Fennoscandia and Denmark / deel 3 / The family Cicadellidae: Deltocephalinae, Catalogue, Literature and Index / Fauna Entomologica Scandinavica nr. 7 | 1983 | Scandinavian Science, Copenhagen |
| Nc02dz | Duitsland | Jander, M. | The Berlin Wall / Die neuen Architekturführer nr. 89 | 2006 | Stadtwandel, Berlijn |
| Ob04aa | Nederland regio's (provincieoverstijgend) | Maun, M.A. | The biology of coastal sand dunes | 2009 | Oxford University, New York |
| Gi00bz | vogels | Jenni, L. & R. Winkler | The biology of moult in birds | 2020 | Helm, Londen |
| Ed00aa | ecologie | Hutchinson, G.E, A.H. Oort, L.R. Brown et al. | The biosphere / Scientific American Book | 1970 | Freeman, San Francisco |
| Gi03cz | weidevogels specifiek | Haverschmidt, F. | The Black-tailed godwit | 1963 | Brill, Leiden |
| Gi00zz | vogels overig | Lysaght, A.M. | The book of birds / Five centuries of bird illustration | 1975 | Exeter Books, New York |
| Ga04dz | etnozoölogie specifiek (bv domesticatie en huisdieren) | DeGraaff, R.M. | The book of the toad / A natural and magical history of toad-human relations | 1991 | Park Street, Rochester |
| Gf99aa | insecten specifiek | Mosely, M.E. | The British caddis flies (Trichoptera) / A collector’s handbook | 1939 | Routledge, Londen |
| Ef99aa | biodiversiteit en systematiek specifiek | Lambert, D. | The Cambridge field guide to prehistoric life | 1985 | Cambridge University |
| Gf05ba | loopkevers | Lindroth, C.H. | The Carabidae (Coleoptera) of Fennoscandia and Denmark / Fauna Entomologica Scandinavica / deel 15 / subdeel 2 | 1986 | Brill, Leiden / Scandinavian Science, Kopenhagen |
| Gj07aa | zoogdieren | Ewer, R.F. | The carnivores | 1973 | Cornell University Press, Ithaca and London |
| Da00aa | aardwetenschappen | Gregory, K.J. | The changing nature of physical geography | 2000 | Arnold, Londen |
| Nd02gb | Parijs architectuur gebouwen | Villard, M. (red.) | The Château de Vincennes / Éditions du patrimoine / Île-de France | 2005 | Monum, Parijs |
| Db01aa | platentektoniek en tijdreconstructie | Jackson, P.W. | The chronologers’ quest / The search for the age of the earth | 2006 | Cambridge University |
| Cd01aa | weerfenomenen | Pretor-Pinney, G. | The cloud collector’s handbook | 2009 | Sceptre, Londen |
| Ee99aa | landschapsecologie specifiek | Barnes, R.S.K. | The coastline / A contribution to our understanding of its ecology and physiography in relation to land-use and management and the pressures to which it is subject | 1977 | Wiley & Sons, Londen |
| Gf06bd | rupsenherkenning | Porter, J. | The Colour Identification Guide to Caterpillars of the British Isles (Macrolepidoptera) | 1997 | Viking, Londen |
| Gf06bc | nachtvlinderherkenning | Skinner, B. | The colour identification guide to moths of the British isles | 1998 | Viking, Londen |
| Rc00aa | survival | Drake, P.G. | The complete practical guide to camping, hiking & wilderness skills | 2006 | Hermes House, Londen |
