BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Dating: 12.04.1877
BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Dating: 26.04.1877
BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Corporation: Museo Civico di Storia Naturale Dating: 14.11.1881
BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Corporation: Museo Civico di Storia Naturale Dating: 26.12.1889
BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Corporation: Museo Civico di Storia Naturale Dating: 14.02.1904
BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Corporation: Museo Civico di Storia Naturale Dating: 17.05.1911
BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Corporation: Museo Civico di Storia Naturale Dating: 15.02.1914
BRIEF [O.A.] Marchesetti, Carlo de Author: Marchesetti, Carlo de Recipient: Haeckel, Ernst Corporation: Museo Civico di Storia Naturale Dating: 11.03.1907