Should've been about
Samuel Morse
The Big Bang Theory Season 11, Episode 8
- What are you doing?
SHELDON: It's Morse code.
The Big Bang Theory Season 2, Episode 6
If that's Morse code, that's terrible.
The Big Bang Theory Season 3, Episode 2
- I don't know Morse code.
- Oh, it's very simple. This is A.
The Big Bang Theory Season 2, Episode 6
using Morse code?
The Big Bang Theory Season 7, Episode 1