Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1799/Stewart_SCAJMR_1784-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2484-Stewart_SCAJMR_1784-V2.ps) >>/Users/jc/w/tmp/Tune-2484-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1799/Stewart_SCAJMR_1784-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
Coll_24844.log 291812 Log file, useful mostly for debugging
Tune-2484-Stewart_SCAJMR_1784-V2.abc 159 ABC music file with the extracted tune(s)
Tune-2484-Stewart_SCAJMR_1784-V2.ps 6 PostScript
Tune-2484-Stewart_SCAJMR_1784-V2.txt 159 Plain-text file with the extracted tune(s)
Tune-2484-get.log 8818 Log file, useful mostly for debugging
Tune-24840-get.log 4878 Log file, useful mostly for debugging
Tune-24841-get.log 4115 Log file, useful mostly for debugging
Tune-24842-get.log 8847 Log file, useful mostly for debugging
Tune-24845-get.log 3514 Log file, useful mostly for debugging
Tune-24848-get.log 12383 Log file, useful mostly for debugging
Tune-24849-get.log 3284 Log file, useful mostly for debugging
These files should be available for 24 hours.