William Gadsby originally compiled his words-only hymnal in 1814, and it was expanded until 1930, when it reached its current form. It is a monument of the theology and experience of the British Strict and Particular Baptists, and it remains both a thing of rare beauty today.
This site contains all the hymns from Gadsby's selection, linked from the following indices:
Note especially that the index of all lines is very large. If you pay for bandwidth or are in a hurry, it's probably not a good idea to use it.