Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/D73/WilliamCampbell_10thBook_1798-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1350-WilliamCampbell_10thBook_1798-V1.ps) >>/Users/jc/w/tmp/Tune-1350-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/D73/WilliamCampbell_10thBook_1798-V1.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-1350-WilliamCampbell_10thBook_1798-V1.abc 168 ABC music file with the extracted tune(s)
Tune-1350-WilliamCampbell_10thBook_1798-V1.ps 6 PostScript
Tune-1350-WilliamCampbell_10thBook_1798-V1.txt 168 Plain-text file with the extracted tune(s)
Tune-1350-get.log 4520 Log file, useful mostly for debugging
Tune-13501-get.log 7853 Log file, useful mostly for debugging
Tune-13502-get.log 3092 Log file, useful mostly for debugging
Tune-13503-get.log 10536 Log file, useful mostly for debugging
Tune-13505-get.log 4213 Log file, useful mostly for debugging
Tune-13506-get.log 4070 Log file, useful mostly for debugging
Tune-13508-get.log 7254 Log file, useful mostly for debugging
These files should be available for 24 hours.