Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Book24/CaledonianMusicalRepository_1811.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2345-CaledonianMusicalRepository_1811.ps) >>/Users/jc/w/tmp/Tune-2345-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Book24/CaledonianMusicalRepository_1811.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_23452.log 580212 Log file, useful mostly for debugging
Tune-2345-CaledonianMusicalRepository_1811.abc 171 ABC music file with the extracted tune(s)
Tune-2345-CaledonianMusicalRepository_1811.ps 6 PostScript
Tune-2345-CaledonianMusicalRepository_1811.txt 171 Plain-text file with the extracted tune(s)
Tune-2345-get.log 11878 Log file, useful mostly for debugging
Tune-23451-get.log 3548 Log file, useful mostly for debugging
Tune-23453-get.log 5246 Log file, useful mostly for debugging
Tune-23456-get.log 5704 Log file, useful mostly for debugging
Tune-23457-get.log 3490 Log file, useful mostly for debugging
Tune-23458-get.log 3558 Log file, useful mostly for debugging
Tune-23459-get.log 3974 Log file, useful mostly for debugging
These files should be available for 24 hours.