Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1792/Gow-CSR-abc2.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-68404-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.abc 187 ABC music file with the extracted tune(s)
Tune-68404-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.pdf 2217 Portable Data Format
Tune-68404-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.ps 6 PostScript
Tune-68404-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_1.txt 187 Plain-text file with the extracted tune(s)
Tune-68404-Gow-CSR-abc2.abc 149 ABC music file with the extracted tune(s)
Tune-68404-Gow-CSR-abc2.txt 149 Plain-text file with the extracted tune(s)
Tune-68404-get.log 9235 Log file, useful mostly for debugging
These files should be available for 24 hours.