 | Posthumus, N.W. (voor Nederland bewerkt door) | € 15,00 |
 | Postma, W.P. & Kleijn, H | € 6,00 |
 | Quammen, David | € 15,00 |
 | Redfern, Ron | € 15,00 |
 | Reeuwijk, Alexander | € 8,00 |
 | Reeve, Tori | € 6,00 |
 | Reijnders, Lucas | € 5,00 |
 | Renes, Hans | € 10,00 |
 | Rhijn, Johan van | € 10,00 |
 | Rice, Tony | € 5,00 |
 | Rijk, Peter de | € 7,50 |
 | Roelofs, W.G.Th. - e.a. | € 45,00 |
 | Roy, Christian le | € 8,00 |
 | Ruijter, Elsje de | € 6,00 |
 | Ruiter, F.G. de | € 6,00 |
 | Rücker, Elisabeth | € 6,00 |
 | Sanderson, Ivan T. | € 5,00 |
 | Sauer, F. | € 5,00 |
 | Scarth, Alwyn | € 10,00 |
 | Scarth, Alwyn & Jean-Claude Tanguy | € 15,00 |
 | Scherren, Henry | € 12,50 |
 | Schierbeek, A. | € 5,00 |
 | Schildkamp, Theo | € 5,00 |
 | Schuring, Harry | € 6,00 |
 | Schuring, Harry - e.a. (redactie) | € 8,00 |
 | Schut, Bert | € 5,00 |
 | Schwartz, Jeffrey H. | € 10,00 |
 | Sheffield, Charles | € 6,00 |
 | Sheldrick, Janis | € 35,00 |
 | Silvester, Hans | € 15,00 |
 | Singh, Madanjeet | € 20,00 |
 | Sliggers, Bert | € 15,00 |
 | Sluis, Theo van der | € 12,50 |
 | Soule, Gardner | € 10,00 |
 | Southwood, Richard | € 10,00 |
 | Stastny, Karel en Vladimir Bejcek | € 6,00 |
 | Steene, Roger | € 10,00 |
 | Stichmann-Marny, Ursula | € 10,00 |
 | Stonehouse, Bernard | € 10,00 |
 | Stoppato, Marco C. & Bini, Alfredo | € 8,00 |
 | Stow, Dorrik | € 10,00 |
 | Tack, Francis & Paul Robin | € 17,50 |
 | Tazieff, Haroun | € 10,00 |
 | Templar, Dale & Brian Leith | € 8,00 |
 | Theberge, Captain Albert E. - a.o. | € 10,00 |
 | Thimm, Inge | € 25,00 |
 | Thomas, David N. | € 20,00 |
 | Tienhoven, mr. P.G. van | € 10,00 |
 | Tinbergen, Joost | € 10,00 |
 | Tol, J. van | € 5,00 |
 | Truffer, Beat P | € 5,00 |
 | Turnhout, S. & L. van Gent & M. Reemer & E.Turnhout (redactie) | € 8,50 |
 | Various | € 10,00 |
 | Veen, Cees van 't (introduction) | € 12,50 |
 | Veen, Cees van 't (voorwoord) | € 10,00 |
 | Veen, Jan & Kam, Jan van de | € 10,00 |
 | Verhagen, H.J. - en anderen | € 10,00 |
 | Vermeer, Jan | € 6,00 |
 | Verstegen, Wybren | € 8,00 |
 | Visscher, H.A. | € 5,00 |
 | Vos, J.A. de & Blankena, G.J. | € 5,00 |
 | Vriends, Jan | € 5,00 |
 | Vries, Bernhard de | € 20,00 |
 | Wagner, Georg | € 5,00 |
 | Wagner, Hermann | € 45,00 |
 | Walker, Richard | € 10,00 |
 | Watson, James D. (editor) | € 12,50 |
 | Watson, Peter | € 10,00 |
 | Watson, Peter | € 10,00 |
 | Wells, Martin | € 10,00 |
 | Wells, Spencer | € 8,00 |
 | Wells, Sue | € 10,00 |
 | Werner, A.G. | € 10,00 |
 | West, Geoffrey | € 12,50 |
 | Wheelwright, Horace William | € 12,50 |
 | Whitehead, Peter & Colin Keates | € 6,50 |
 | Wijlen, Ton van | € 5,00 |
 | Wijnen, Jo & Collin, Martin | € 8,00 |
 | Willems, Jaap | € 5,00 |
 | Winkel, Dos | € 9,00 |
 | Winkler, Dr. T.C. | € 10,00 |
 | Winkler, dr. T.C. | € 75,00 |
 | Wit, H.C.D. de (edited by) & Rumphius, G. | € 150,00 |
 | Witchell, Charles A. | € 10,00 |
 | Woerkom, Marijke van - e.a. | € 10,00 |
 | Yonge, C.M. | € 10,00 |
 | Zeiler, Frits David | € 12,50 |
 | Zinderen Bakker, E.M. van | € 5,00 |