Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1812/Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4371-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.ps) >>/Users/jc/w/tmp/Tune-4371-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1812/Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.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-4371-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.abc 187 ABC music file with the extracted tune(s)
Tune-4371-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.ps 6 PostScript
Tune-4371-Button_Whitaker_SelectionOfDancesReelsAndWaltzes_2.txt 187 Plain-text file with the extracted tune(s)
Tune-4371-get.log 4908 Log file, useful mostly for debugging
Tune-43710-21091_MarshallSett_tune_4-001.svg 23356 Scalable Vector Graphics format
Tune-43710-21091_MarshallSett_tune_4.abc 1186 ABC music file with the extracted tune(s)
Tune-43710-21091_MarshallSett_tune_4.txt 1186 Plain-text file with the extracted tune(s)
Tune-43710-get.log 4608 Log file, useful mostly for debugging
Tune-43714-CSGBT_1794-V1.abc 150 ABC music file with the extracted tune(s)
Tune-43714-CSGBT_1794-V1.ps 6 PostScript
Tune-43714-CSGBT_1794-V1.txt 150 Plain-text file with the extracted tune(s)
Tune-43714-get.log 4175 Log file, useful mostly for debugging
Tune-43715-24CountryDances_1770_Longman.abc 165 ABC music file with the extracted tune(s)
Tune-43715-24CountryDances_1770_Longman.pdf 2217 Portable Data Format
Tune-43715-24CountryDances_1770_Longman.ps 6 PostScript
Tune-43715-24CountryDances_1770_Longman.txt 165 Plain-text file with the extracted tune(s)
Tune-43715-get.log 5404 Log file, useful mostly for debugging
These files should be available for 24 hours.