1970s 12-bit ADCs (burr brown module / nat semi ceramic)

[GT1]

National Semiconductor ADC1210HCD (Ceramic) NOS
Package of three pieces in original shrink-wrap packaging from a distributor of the era "with extensive documentation" and price.
Datasheet is visible and appears to be the datasheet from the following...
National Semiconductor Data book 1979 Page 273

https://www.rsp-italy.it/Electronics/Databooks/National%20Semiconductor/_contents/National%20Semiconductor%20Special%20Functions%201979.pdf

Asking $30 for the package of 3-chips ($8 shipping)

-----------
------------
Burr Brown ADC80AG-10 (1 available) NOS
Burr Brown ADC80AG-10 (2 available) NOS

Price $30 for all three pieces plus ($8 shipping)