Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1758/William_Clarke_MS_1770.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-75896-William_Clarke_MS_1770.abc 159 ABC music file with the extracted tune(s)
Tune-75896-William_Clarke_MS_1770.txt 159 Plain-text file with the extracted tune(s)
Tune-75896-Wilson_Harmony_4NCD_1812_V1.abc 162 ABC music file with the extracted tune(s)
Tune-75896-Wilson_Harmony_4NCD_1812_V1.ps 6 PostScript
Tune-75896-Wilson_Harmony_4NCD_1812_V1.txt 162 Plain-text file with the extracted tune(s)
Tune-75896-get.log 7707 Log file, useful mostly for debugging
These files should be available for 24 hours.