| RefNo | Title |
| DF/ZOO/236/4/452 | African Atlas Correspondence: Mayr, Ernst, Museum of Comparative Zoology, Harvard University (in Research Files) |
| DF/PAL/100/141/10 | Jackson, R T |
| DF/ZOO/200/1/7-8 | Agassiz, Alexander E R |
| DF/ZOO/253/4/7/18 | Seaton - Stratham |
| DF/TR/1/1/33/377 | Museum of Comparative Zoology |
| DF/TR/1/1/34/23 | Barbour, Thomas |
| DF/TR/1/1/34/21 | Bangs, Outram |
| WP/6/6/10 | Papers re Studies Scientific and Social |
| DF/ZOO/232/6/11/4/8 | Deichmann, Miss E. |
| DF/ZOO/253/4/6/12 | Muzik, Katy, Museum of Comparative Zoology, Massachusetts, USA |
| DF/TR/1/1/29/297 | Henshaw, Samuel |
| DF/ZOO/230/122/263 | USA (Massachusetts): Museum of Comparative Zoology, Harvard College, Cambridge |
| DF/ZOO/253/4/5/1 | Jensen - Jarms |
| DF/MIN/1/56/29 | Berman, H |
| DF/ZOO/200/55/80 | Harvard, Museum of Comparative Zoology (USA) |
| DF/ZOO/232/6/10/1/6 | Allen, G.M. |
| DF/ZOO/232/5/13/3/13 | Coolridge, Harold J. |
| DF/ZOO/232/6/9/1/4 | Allen, G.M. |
| DF/ZOO/235/1/1/5/85 | Garman, Samuel |
| DF/ZOO/236/6/195 | External Correspondence: Mayr, Prof. Ernst |
| DF/PAL/123/3/1/3 | Jeffries, Richard Peter Spencer: Correspondence with H B Fell, Museum of Comparative Zoology, Harvard University |
| DF/PAL/100/187/4 | Romer, Alfred S |
| DF/PAL/100/98/7 | Clark, Hubert Lyman |
| DF/PAL/100/151/2 | Kummel, Bernhard |
| DF/ZOO/200/1/9 | Agassiz, Jean Louis Rodolphe |
| DF/ZOO/200/36/157-157a | Garman, Samuel |
| DF/ZOO/200/55/66 | Gunther, Albert Carl Ludwig Gotthilf, 1830-1914 (London) |
| DF/ZOO/235/1/1/11/17 | Barbour, Thomas |
| DF/ZOO/230/122/264 | USA (Massachusetts): Museum of Comparative Zoology, Harvard College, Cambridge |
| DF/ZOO/235/1/1/1/288 | Garman, S |
| DF/ZOO/236/4/55 | External Correspondence: Mayr, Ernst |
| DF/ZOO/236/4/132 | External Correspondence: Cottrell, Dr G W |
| DF/ZOO/232/5/13/1/9 | Barbour, Thomas |
| DF/ZOO/232/5/18/1/9 | Allen, Glover. M. |
| DF/ZOO/232/5/19/1/6 | Allen, Glover M. |
| DF/ZOO/232/6/11/1/3 | Allen, G.M. |
| DF/TR/1/1/30/235 | Henshaw, Samuel |
| DF/ZOO/232/6/7/1/8 | Allen, G.M. |
| DF/ZOO/232/6/15/1/6 | Allen, G M |
| DF/PAL/100/186/24 | Rolfe, W D Ian |
| DF/ZOO/200/23/6 | Agassiz, Alexander E R |
| DF/ZOO/200/26/1-2 | Agassiz, Alexander E R |
| DF/ZOO/200/29/6 | Agassiz, Alexander E R |
| DF/ZOO/200/32/2 | Agassiz, Alexander E R |
| DF/ZOO/200/33/2 | Agassiz, Alexander E R |
| DF/ZOO/200/34/4a | Agassiz, Alexander E R |
| DF/ZOO/200/35/180a | Garman, Samuel |
| DF/ZOO/200/35/3 | Agassiz, Alexander E R |
| DF/ZOO/200/38/1 | Agassiz, Alexander E R |
| DF/ZOO/230/122/265 | USA (Massachusetts): Museum of Comparative Zoology, Harvard University, Cambridge |
| DF/ZOO/235/1/1/10/10 | Barbour, T |
| DF/ZOO/252/6 | Crawford, George I: Lake Titicaca Expeditions |
| DF/ZOO/236/6/15 | External Correspondence (Mollusca and Birds): Brown, Dr William L., Museum of Comparative Zoology, Harvard |
| DF/ZOO/236/6/81 | External Correspondence (Mollusca and Birds): Mayr, Professor Ernst |
| DF/ZOO/236/6/92 | External Correspondence (Mollusca and Birds): Paynter, Dr R.A., Jr. |
| DF/ADM/1000/99 | Reports and letters 1914 |