This work was published in 1875, and the transcription is of the first and only edition (a late binding judging by the inclusion of a publishers catalogue from 1882).
A CRITICAL ESSAY.
ALGERNON CHARLES SWINBURNE.
LONDON:CHATTO AND WINDUS, PICCADILLY1875.
This work was published before January 1, 1926, and is in the public domain worldwide because the author died at least 100 years ago.