Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/abc1/24CountryDances_1809_Cahusac.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5236-24CountryDances_1809_Cahusac.ps) >>/Users/jc/w/tmp/Tune-5236-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/abc1/24CountryDances_1809_Cahusac.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_52365.log 298810 Log file, useful mostly for debugging
Tune-5236-24CountryDances_1809_Cahusac.abc 165 ABC music file with the extracted tune(s)
Tune-5236-24CountryDances_1809_Cahusac.ps 6 PostScript
Tune-5236-24CountryDances_1809_Cahusac.txt 165 Plain-text file with the extracted tune(s)
Tune-5236-get.log 4446 Log file, useful mostly for debugging
Tune-52363-24CountryDances_1813_Button_Whitaker.abc 173 ABC music file with the extracted tune(s)
Tune-52363-24CountryDances_1813_Button_Whitaker.pdf 2217 Portable Data Format
Tune-52363-24CountryDances_1813_Button_Whitaker.ps 6 PostScript
Tune-52363-24CountryDances_1813_Button_Whitaker.txt 173 Plain-text file with the extracted tune(s)
Tune-52363-get.log 5638 Log file, useful mostly for debugging
Tune-52364-ThomasBraysCountryDances1699.abc 165 ABC music file with the extracted tune(s)
Tune-52364-ThomasBraysCountryDances1699.ps 6 PostScript
Tune-52364-ThomasBraysCountryDances1699.txt 165 Plain-text file with the extracted tune(s)
Tune-52364-get.log 4373 Log file, useful mostly for debugging
Tune-52368-Rutherford_Compleat_Collection_V2.abc 170 ABC music file with the extracted tune(s)
Tune-52368-Rutherford_Compleat_Collection_V2.pdf 2217 Portable Data Format
Tune-52368-Rutherford_Compleat_Collection_V2.ps 6 PostScript
Tune-52368-Rutherford_Compleat_Collection_V2.txt 170 Plain-text file with the extracted tune(s)
Tune-52368-get.log 5547 Log file, useful mostly for debugging
These files should be available for 24 hours.