Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/_/EliasHowe_MusiciansCompanionP2-1843-V1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1805-EliasHowe_MusiciansCompanionP2-1843-V1.ps) >>/Users/jc/w/tmp/Tune-1805-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/_/EliasHowe_MusiciansCompanionP2-1843-V1.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_18051.log 281521 Log file, useful mostly for debugging
Coll_18053.log 289950 Log file, useful mostly for debugging
Coll_18055.log 282927 Log file, useful mostly for debugging
Coll_18059.log 285735 Log file, useful mostly for debugging
Tune-1805-EliasHowe_MusiciansCompanionP2-1843-V1.abc 172 ABC music file with the extracted tune(s)
Tune-1805-EliasHowe_MusiciansCompanionP2-1843-V1.ps 6 PostScript
Tune-1805-EliasHowe_MusiciansCompanionP2-1843-V1.txt 172 Plain-text file with the extracted tune(s)
Tune-1805-get.log 4636 Log file, useful mostly for debugging
Tune-83876-24CountryDances_1805_Thompson.abc 163 ABC music file with the extracted tune(s)
Tune-83876-24CountryDances_1805_Thompson.pdf 2217 Portable Data Format
Tune-83876-24CountryDances_1805_Thompson.ps 6 PostScript
Tune-83876-24CountryDances_1805_Thompson.txt 163 Plain-text file with the extracted tune(s)
Tune-88194-24CountryDances_1805_Gray_Thompson.abc 168 ABC music file with the extracted tune(s)
Tune-88194-24CountryDances_1805_Gray_Thompson.ps 6 PostScript
Tune-88194-24CountryDances_1805_Gray_Thompson.txt 168 Plain-text file with the extracted tune(s)
Tune-89161-24CountryDances_1805_Preston.abc 162 ABC music file with the extracted tune(s)
Tune-89161-24CountryDances_1805_Preston.ps 6 PostScript
Tune-89161-24CountryDances_1805_Preston.txt 162 Plain-text file with the extracted tune(s)
Tune-89431-24CountryDances_1805_Preston.abc 162 ABC music file with the extracted tune(s)
Tune-89431-24CountryDances_1805_Preston.ps 6 PostScript
Tune-89431-24CountryDances_1805_Preston.txt 162 Plain-text file with the extracted tune(s)
Tune-93176-24CountryDances_1805_Thompson.abc 163 ABC music file with the extracted tune(s)
Tune-93176-24CountryDances_1805_Thompson.txt 163 Plain-text file with the extracted tune(s)
Tune-93308-24CountryDances_1805_Gray_Thompson.abc 168 ABC music file with the extracted tune(s)
Tune-93308-24CountryDances_1805_Gray_Thompson.pdf 2217 Portable Data Format
Tune-93308-24CountryDances_1805_Gray_Thompson.ps 6 PostScript
Tune-93308-24CountryDances_1805_Gray_Thompson.txt 168 Plain-text file with the extracted tune(s)
Tune-94546-24CountryDances_1805_Thompson.abc 163 ABC music file with the extracted tune(s)
Tune-94546-24CountryDances_1805_Thompson.ps 6 PostScript
Tune-94546-24CountryDances_1805_Thompson.txt 163 Plain-text file with the extracted tune(s)
Tune-98979-24CountryDances_1805_Preston.abc 162 ABC music file with the extracted tune(s)
Tune-98979-24CountryDances_1805_Preston.pdf 2217 Portable Data Format
Tune-98979-24CountryDances_1805_Preston.ps 6 PostScript
Tune-98979-24CountryDances_1805_Preston.txt 162 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.