Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Book05/1769_Bremner_SRCD.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7728-1769_Bremner_SRCD.ps) >>/Users/jc/w/tmp/Tune-7728-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Book05/1769_Bremner_SRCD.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-7728-1769_Bremner_SRCD.abc 156 ABC music file with the extracted tune(s)
Tune-7728-1769_Bremner_SRCD.ps 6 PostScript
Tune-7728-1769_Bremner_SRCD.txt 156 Plain-text file with the extracted tune(s)
Tune-7728-get.log 8608 Log file, useful mostly for debugging
Tune-77282-get.log 14352 Log file, useful mostly for debugging
Tune-77283-get.log 5144 Log file, useful mostly for debugging
Tune-77285-get.log 4555 Log file, useful mostly for debugging
Tune-77287-get.log 6116 Log file, useful mostly for debugging
Tune-77289-Rinnci_na_hEireann.abc 152 ABC music file with the extracted tune(s)
Tune-77289-Rinnci_na_hEireann.pdf 2217 Portable Data Format
Tune-77289-Rinnci_na_hEireann.ps 6 PostScript
Tune-77289-Rinnci_na_hEireann.txt 152 Plain-text file with the extracted tune(s)
Tune-77289-get.log 8740 Log file, useful mostly for debugging
These files should be available for 24 hours.