PlantingH.E Breece, H. Edward, Ph.D. Breece, Harold V. Hansen, Thomas A. Hoerner, R. Gunter · First published 1992Open the Tome
Kongeriget Danmark--Personalregister til TrapJens Peter Trap, Harald Ludvig Westergaard, V. Falbe-Hansen, Harold Sophus Leonhard Weitemeyer · First published 1906Open the Tome
