Upgrading the Memory
Submitted by Tom Owad on May 25, 2004 - 7:36pm.
Apple | Apple I | Organization
Note the bread board area at the left of the top-most blue capacitor.
The 74153 and 74139 chips on the bread board area on the Apple 1 computer, as mentioned on the next page.
The 4K chips are on the left and the newer 16K chips are on the right.