I asked him for a list of the serial numbers. You did know that there's a serial number on each bottle to indicate what lot it comes from, didn't you?

6 seconds sound clip from Longstreet (1971) - The Way Of The Intercepting Fist sitcom.

You can hear this line at 00:28:32.280 in the Blu-ray version of the TV Series.

Quote context

[...]

- What famous battle of history is that?

- Hiya, Duke.

- Finally reached Mel Hansen in St. Paul.

- Oh, great. Who's Mel Hansen?

- That's it.

- It's conclusive, huh?

- I'd say.

- He's the plant manager for Newburgh Drugs, consigner for that shipment of hijacked pharmaceuticals.

- I asked him for a list of the serial numbers. You did know that there's a serial number on each bottle to indicate what lot it comes from, didn't you?

- Oh, fascinating.

- Only this time the numbers on the original invoice differ from those on the bill of lading.

- You mean somebody changed them?

- Probably a clerk, a needle clerk and a haystack of clerks.

[...]