BioAcoustica is a free, open repository of wildlife sound recordings from the Natural History Museum, London.
Taxonomic index of the BioAcoustica collection
Acoustic and biological measurements in the BioAcoustica collection
Recording annotations from ann-o-mate
The specimens that recordings are of, from the collections
Ragge, D. R.; Reynolds, W. J. (1998). The Songs of the Grasshoppers and Crickets of Western Europe. Harley Books.
Where the specimens that recordings are of were collected, not where the sound was recorded