BRIEF [O.A.] Fewkes, J... Walter Author: Fewkes, J... Walter Recipient: Haeckel, Ernst Dating: 22.01.1888
BRIEF OHNE UMSCHLAG Geddes, Patrick Author: Geddes, Patrick Recipient: Haeckel, Ernst Dating: 02.02.1888
BRIEF [O.A.] Bell, Fras... Jeffrey Author: Bell, Fras... Jeffrey Recipient: Haeckel, Ernst Corporation: The Marine Biological Association of the United Kingdom Dating: 01.03.1888
BRIEF OHNE UMSCHLAG Murray, John Author: Murray, John Recipient: Haeckel, Ernst Corporation: Challenger Expedition Office Dating: 26.06.1888
BRIEF [O.A.] Brady, Henry B... Author: Brady, Henry B... Recipient: Haeckel, Ernst Dating: 21.05.1888
BRIEF [O.A.] Brady, Henry B... Author: Brady, Henry B... Recipient: Haeckel, Ernst Dating: 09.06.1888
BRIEF OHNE UMSCHLAG James, Walter Knight Author: James, Walter Knight Recipient: Haeckel, Ernst Corporation: The Hollows Sneinton Dating: 18.12.1888
BRIEF OHNE UMSCHLAG Murray, John Author: Murray, John Recipient: Haeckel, Ernst Corporation: Challenger Expedition Office Dating: 27.01.1888
BRIEF OHNE UMSCHLAG Murray, John Author: Murray, John Recipient: Haeckel, Ernst Corporation: Challenger Expedition Office Dating: 06.06.1888