Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/D82/WilliamCampbell_10thBook_1798-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3528-WilliamCampbell_10thBook_1798-V2.ps) >>/Users/jc/w/tmp/Tune-3528-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/D82/WilliamCampbell_10thBook_1798-V2.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-3528-WilliamCampbell_10thBook_1798-V2.abc 168 ABC music file with the extracted tune(s)
Tune-3528-WilliamCampbell_10thBook_1798-V2.ps 6 PostScript
Tune-3528-WilliamCampbell_10thBook_1798-V2.txt 168 Plain-text file with the extracted tune(s)
Tune-3528-get.log 14350 Log file, useful mostly for debugging
Tune-35280-get.log 10075 Log file, useful mostly for debugging
Tune-35284-get.log 6834 Log file, useful mostly for debugging
Tune-35286-get.log 13789 Log file, useful mostly for debugging
Tune-35287-LondonMagazine.abc 153 ABC music file with the extracted tune(s)
Tune-35287-LondonMagazine.txt 153 Plain-text file with the extracted tune(s)
Tune-35287-get.log 3268 Log file, useful mostly for debugging
Tune-35288-get.log 9404 Log file, useful mostly for debugging
Tune-35289-get.log 14495 Log file, useful mostly for debugging
These files should be available for 24 hours.