In the excellent Abralin ao vivo series of online lectures, there have recently been a number of contributions that deal with the history of linguistics. Here is a selection for your edification and entertainment.
James McElvenny
Typology and the history of linguistics
Gonçalo Fernandes, Rogelio Ponce de Leon Roméo, Alessandro Jocelito Beccari
Historiografia Linguística
John Goldsmith
Where did generative grammar come from, anyway?
History and Philosophy of the Language Sciences 
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