Correspondence with Ubald von Roll: /17, 28, 36, 51, 56, 58, 60, 65, 70, 71, 75; 1, 2, 6, 49, 52, 62 (Ulrich Fleischhauer); 13, 50, 72, 74, 150 (Alfredo Silvio Schnell); 4, 20, 27, 25, 52, 57 (O. Farmer); 7 (Alexander von Senger); 8 (Nicholas Shancoff); 22 (Meikert); 16 (Aleksandr Spiridovic); 79 (Werner Meyer); 24 (Nikolaj Stepanov); 66 (Henry Coston); 73 (Adolf Scherer); 10, 44, 64, 77 (Mary (-Louise) Karadja)

Correspondence between Boris Tödtli and Ulrich Fleischhauer: /89, 96, 99, 102, 120, 122, 127, 142, 143, 148, 155, 168, 158, 118, 173, 178, 181, 185, 192, 206, 211, 213, 220, 223; 264, 147, 187, 94, 126, 132, 157, 162, 165, 169, 184, 242, 286

Correspondence to Boris Tödtli from uknown/ illegible author: 13, 26, 97, 98, 100, 101, 105, 110, 130, 140, 145, 186, 190, 197, 201, 203, 205, 218, 219, 222, 224, 227, 229, 232-235, 252, 254, 256, 239, 243, 245, 247, 265-269

Correspondence with Theobold Fink with persons unknown/ illegible: /11, 23, 34

Correspondence with Alfredo Silvio Schnell: /15, 204, 207, 32, 40; 271 (Aleksandr Spiridovic)

Correspondence with Nikolaj Stepanov: /18, 32

Correspondence with Meikert: /63, 86, 87, 90, 117, 137; 30, 35, 38, 48, 53 (Harzer); 83, 85 (Heberling)

Correspondence with Harzer: /31, 55

Correspondence between A. Stiner and O. Farmer: /37

Correspondence with Aleksandr Spiridovic: /45

Correspondence between Heberling and Adolf Scherer: /76, 78, 80 Correspondence to O. Farmer: /84, 104, 109, 129, 131, 134, 150, 156, 230; 107, 112, 119, 124 (Boris Tödtli)

Correspondence with Ulrich Fleischhauer: /95, 139; 183 (Henry Coston)

Correspondence with von Rantzau: 152, 170, 200

Correspondence with Jonak von Freyenwald: /188, 191, 194, 189, 195, 249, 259, 260, 263, 280, 210, 221, 231, 257