Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1769/CaledonianMusicalRepository_1806.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7661-CaledonianMusicalRepository_1806.ps) >>/Users/jc/w/tmp/Tune-7661-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1769/CaledonianMusicalRepository_1806.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-7661-CaledonianMusicalRepository_1806.abc 169 ABC music file with the extracted tune(s)
Tune-7661-CaledonianMusicalRepository_1806.ps 6 PostScript
Tune-7661-CaledonianMusicalRepository_1806.txt 169 Plain-text file with the extracted tune(s)
Tune-7661-get.log 4524 Log file, useful mostly for debugging
Tune-76610-Playford_COST.abc 150 ABC music file with the extracted tune(s)
Tune-76610-Playford_COST.txt 150 Plain-text file with the extracted tune(s)
Tune-76610-get.log 3242 Log file, useful mostly for debugging
Tune-76611-abc1.abc 151 ABC music file with the extracted tune(s)
Tune-76611-abc1.ps 6 PostScript
Tune-76611-abc1.txt 151 Plain-text file with the extracted tune(s)
Tune-76611-get.log 9772 Log file, useful mostly for debugging
Tune-76619-IgnatiusSancho_CNS_v2.abc 158 ABC music file with the extracted tune(s)
Tune-76619-IgnatiusSancho_CNS_v2.txt 158 Plain-text file with the extracted tune(s)
Tune-76619-get.log 3386 Log file, useful mostly for debugging
These files should be available for 24 hours.