Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1802/SCD_RoyGoldring_14SocialDancesFor2000.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8026-SCD_RoyGoldring_14SocialDancesFor2000.ps) >>/Users/jc/w/tmp/Tune-8026-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1802/SCD_RoyGoldring_14SocialDancesFor2000.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-8026-OldEnglishCountryDances.abc 160 ABC music file with the extracted tune(s)
Tune-8026-OldEnglishCountryDances.txt 160 Plain-text file with the extracted tune(s)
Tune-8026-SCD_RoyGoldring_14SocialDancesFor2000.abc 174 ABC music file with the extracted tune(s)
Tune-8026-SCD_RoyGoldring_14SocialDancesFor2000.ps 6 PostScript
Tune-8026-SCD_RoyGoldring_14SocialDancesFor2000.txt 174 Plain-text file with the extracted tune(s)
Tune-8026-get.log 8039 Log file, useful mostly for debugging
Tune-80261-get.log 3526 Log file, useful mostly for debugging
Tune-80262-get.log 10012 Log file, useful mostly for debugging
Tune-80263-get.log 7053 Log file, useful mostly for debugging
Tune-80265-get.log 4386 Log file, useful mostly for debugging
Tune-80267-get.log 12040 Log file, useful mostly for debugging
These files should be available for 24 hours.