Reconstructing historical science networks can be important for understanding the context of the historical core collection in natural history museums. For the reconstruction of such networks up till now one has to rely on correspondence between scientists in archives. These archives are very scarce and often have been lost or destroyed in the past. In taxonomy a proxy may be available in the form of new taxa described as eponyms for contacts of an author. This has been tested with some malacologists from the 19th/early 20th century for which data on their contacts are available, either as correspondence archive or by a re-construction of their network from different sources.
The resulting paper was just published as a preprint: