Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1812/24CountryDances_1826_Goulding_dAlmaine.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9058-24CountryDances_1826_Goulding_dAlmaine.ps) >>/Users/jc/w/tmp/Tune-9058-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1812/24CountryDances_1826_Goulding_dAlmaine.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-9058-24CountryDances_1826_Goulding_dAlmaine.abc 175 ABC music file with the extracted tune(s)
Tune-9058-24CountryDances_1826_Goulding_dAlmaine.ps 6 PostScript
Tune-9058-24CountryDances_1826_Goulding_dAlmaine.txt 175 Plain-text file with the extracted tune(s)
Tune-9058-get.log 4652 Log file, useful mostly for debugging
Tune-90580-get.log 9057 Log file, useful mostly for debugging
Tune-90586-2175_Jessie_Ralstons_Reel.abc 472 ABC music file with the extracted tune(s)
Tune-90586-2175_Jessie_Ralstons_Reel.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-90586-2175_Jessie_Ralstons_Reel.ps 34340 PostScript
Tune-90586-2175_Jessie_Ralstons_Reel.txt 472 Plain-text file with the extracted tune(s)
Tune-90586-get.log 5625 Log file, useful mostly for debugging
These files should be available for 24 hours.