Even in highly computalized lives, handwriting records are also useful in various situations. Here is a schedule pad or a diary, one leaf a day. You can get a set of leaves for the current month with typing as follows (Ruby is required for running the script)
% chmod 755 ./kfdiary % ./kfdiary.rb > a.ps % lpr a.psor simply,
% ruby ./kfdiary.rb | lpr
./kfdiary.rb [--options] [month year]
Print out a music sheet with 12 rows, suitable for solo and band with two to twelve members or sections (Yes, I know you should write solo, duo, trio, quartet, and big band musics). Relatively wide left-margin helps to write additional notes.
Re-create a sheet for "Anno's Anamorphic ABC". PS and PDF. Specialized for &phi=40mm mirror cylinders.