He was having a bad day

Also at Type-Writer.org:

1. Oliver in accounting Here is an interesting application: “No books, pens, ink or pencils are used in the new method, but an Oliver Typewriter, fitted with an attachment...
2. To be an old man’s darling Something of a cliche, but the old man really did marry a typewriter (i.e. a female typist). William Leeman, a 78-year-old widower, had sought the...