Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1785/Kerr_MM1-V1.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_73156.log 284330 Log file, useful mostly for debugging
Coll_73157.log 271687 Log file, useful mostly for debugging
Tune-7315-Kerr_MM1-V1.abc 148 ABC music file with the extracted tune(s)
Tune-7315-Kerr_MM1-V1.txt 148 Plain-text file with the extracted tune(s)
Tune-7315-get.log 3157 Log file, useful mostly for debugging
Tune-73153-get.log 1451 Log file, useful mostly for debugging
These files should be available for 24 hours.