Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1767/EliasHowe_MusiciansCompanionP1-1842-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-536-EliasHowe_MusiciansCompanionP1-1842-V2.ps) >>/Users/jc/w/tmp/Tune-536-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1767/EliasHowe_MusiciansCompanionP1-1842-V2.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_53600.log 269412 Log file, useful mostly for debugging
Coll_53631.log 289011 Log file, useful mostly for debugging
Coll_53657.log 287610 Log file, useful mostly for debugging
Coll_53687.log 318412 Log file, useful mostly for debugging
Tune-536-EliasHowe_MusiciansCompanionP1-1842-V2.abc 175 ABC music file with the extracted tune(s)
Tune-536-EliasHowe_MusiciansCompanionP1-1842-V2.ps 6 PostScript
Tune-536-EliasHowe_MusiciansCompanionP1-1842-V2.txt 175 Plain-text file with the extracted tune(s)
Tune-536-get.log 4633 Log file, useful mostly for debugging
Tune-53615-get.log 2962 Log file, useful mostly for debugging
Tune-5362-24CountryDances_1804TP_Preston.abc 167 ABC music file with the extracted tune(s)
Tune-5362-24CountryDances_1804TP_Preston.pdf 2217 Portable Data Format
Tune-5362-24CountryDances_1804TP_Preston.ps 6 PostScript
Tune-5362-24CountryDances_1804TP_Preston.txt 167 Plain-text file with the extracted tune(s)
Tune-5362-get.log 5437 Log file, useful mostly for debugging
Tune-53620-get.log 1435 Log file, useful mostly for debugging
Tune-53623-24CountryDances_1798_Bland_Weller.abc 170 ABC music file with the extracted tune(s)
Tune-53623-24CountryDances_1798_Bland_Weller.pdf 2217 Portable Data Format
Tune-53623-24CountryDances_1798_Bland_Weller.ps 6 PostScript
Tune-53623-24CountryDances_1798_Bland_Weller.txt 170 Plain-text file with the extracted tune(s)
Tune-53623-get.log 5549 Log file, useful mostly for debugging
Tune-53626-get.log 1268 Log file, useful mostly for debugging
Tune-53630-JohnJohnson_ChoiceCollectionVol8-V2.abc 171 ABC music file with the extracted tune(s)
Tune-53630-JohnJohnson_ChoiceCollectionVol8-V2.ps 6 PostScript
Tune-53630-JohnJohnson_ChoiceCollectionVol8-V2.txt 171 Plain-text file with the extracted tune(s)
Tune-53630-get.log 4631 Log file, useful mostly for debugging
Tune-53643-get.log 3263 Log file, useful mostly for debugging
Tune-53652-get.log 1416 Log file, useful mostly for debugging
Tune-53661-24CountryDances_1818_Button_Whitaker.abc 173 ABC music file with the extracted tune(s)
Tune-53661-24CountryDances_1818_Button_Whitaker.ps 6 PostScript
Tune-53661-24CountryDances_1818_Button_Whitaker.txt 173 Plain-text file with the extracted tune(s)
Tune-53661-get.log 4658 Log file, useful mostly for debugging
Tune-53672-get.log 1462 Log file, useful mostly for debugging
Tune-53678-get.log 1427 Log file, useful mostly for debugging
Tune-53683-get.log 2770 Log file, useful mostly for debugging
Tune-53692-endo.abc 142 ABC music file with the extracted tune(s)
Tune-53692-endo.ps 6 PostScript
Tune-53692-endo.txt 142 Plain-text file with the extracted tune(s)
Tune-53692-get.log 3871 Log file, useful mostly for debugging
Tune-53697-CSRHW-abc2.abc 147 ABC music file with the extracted tune(s)
Tune-53697-CSRHW-abc2.ps 6 PostScript
Tune-53697-CSRHW-abc2.txt 147 Plain-text file with the extracted tune(s)
Tune-53697-get.log 4112 Log file, useful mostly for debugging
Tune-53699-get.log 1495 Log file, useful mostly for debugging
These files should be available for 24 hours.