Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/HC2009/24CountryDances_1818_Button_Whitaker.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5977-24CountryDances_1818_Button_Whitaker.ps) >>/Users/jc/w/tmp/Tune-5977-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/HC2009/24CountryDances_1818_Button_Whitaker.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_59770.log 632011 Log file, useful mostly for debugging
Coll_59778.log 693612 Log file, useful mostly for debugging
Tune-5977-24CountryDances_1818_Button_Whitaker.abc 175 ABC music file with the extracted tune(s)
Tune-5977-24CountryDances_1818_Button_Whitaker.ps 6 PostScript
Tune-5977-24CountryDances_1818_Button_Whitaker.txt 175 Plain-text file with the extracted tune(s)
Tune-5977-get.log 10132 Log file, useful mostly for debugging
Tune-59771-get.log 15668 Log file, useful mostly for debugging
Tune-59772-get.log 18102 Log file, useful mostly for debugging
Tune-59773-get.log 15896 Log file, useful mostly for debugging
Tune-59776-get.log 8980 Log file, useful mostly for debugging
Tune-59777-get.log 4089 Log file, useful mostly for debugging
Tune-59778-get.log 14855 Log file, useful mostly for debugging
These files should be available for 24 hours.