[Milsurplus] Defense Department Drawings found on Computer cards - ?

[Francesco Ledda]

Those were available til the late 80s. They were called ILs.



Sent from my iPhone


On Dec 17, 2012, at 19:37, John Hutchins <jphutch60bj at gmail.com> wrote:

> All -
> The better half and I were scouring an,  Antique Mall in the Austin area.  I came across stacks of Defense Department Drawings, IBM style computer cards with 35MM negatives embedded in the body, some mechanical and some electrical, some site type in nature.  ?Never the less, Questions abound?
> 
> 1.  When did the defense department implement this sort of archival practice using IBM style punchcards?
> 2.  Were these archives, on punch cards, ever digitize and stored on electronic media such as disk drives or tape, at a later date?
> 3.  I wonder, question, if the WWII TM manuals were ever archived in this manner using IBM style punchcards?
> 
> Again best description a Computer type IBM punch card, with a cut out for a 35mm negative  and a base drawing description typed and punched into the card.
> 
> I assume declassified and auctioned off for scrap.
> Funny things do appear at the antique mall-
> Later
> Hutch
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