- Any luck with that fabric?
- Negative. No secret writing of any sort.
6 seconds sound clip from the Batman (1966) TV series - Fine Feathered Finks (S1E3).
You can hear this line at 00:20:19 in the Blu-ray version of the movie.
Quote context
[...]
- Not to worry, Master Robin. The safety lock is operative.
- Don't worry about Alfred, old man.
- Let's get to this bat-brella.
- Right.
- I'll give you a bit of fabric. I'll take a rib.
- Negative. No secret writing of any sort.
- It's the same with my section of the rib.
- This bat-brella's made of perfectly ordinary chrome magnesium alloy.
- The Penguin sure must be having a laugh, Batman.
- He's given us a clue to his plot and we can't solve it.
- If only we had some way of spying on him.
[...]