BRIEF [O.A.] Brady, Henry B... Author: Brady, Henry B... Recipient: Haeckel, Ernst Dating: 26.12.1877
BRIEF [O.A.] Brady, Henry B... Author: Brady, Henry B... Recipient: Haeckel, Ernst Dating: 16.01.1878
BRIEF [O.A.] Brady, Henry B... Author: Brady, Henry B... Recipient: Haeckel, Ernst Dating: 30.01.1878
BRIEF [O.A.] Brady, Henry B... Author: Brady, Henry B... Recipient: Haeckel, Ernst Dating: 04.03.1883