Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book26/MMM1.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-35957-MMM1.abc 143 ABC music file with the extracted tune(s)
Tune-35957-MMM1.txt 143 Plain-text file with the extracted tune(s)
Tune-35957-WilliamCampbell_10thBook_1798-V2.abc 171 ABC music file with the extracted tune(s)
Tune-35957-WilliamCampbell_10thBook_1798-V2.ps 6 PostScript
Tune-35957-WilliamCampbell_10thBook_1798-V2.txt 171 Plain-text file with the extracted tune(s)
Tune-35957-get.log 7524 Log file, useful mostly for debugging
These files should be available for 24 hours.