Hollerith cars available (ebay warning).

[Al Kossow]

The rounded corners may be more of an issue since unmodified Documation card readers can't read them.

On 1/3/17 1:31 AM, jim stephens wrote:

> I don't personally care that there is a lot of crap printed on them, rather than the column indexes.  The machines don't
> read that, and the top band is clear for my keypunches to write there with whatever is on the card.
>