[time-nuts] HP's typewriter 'n' stuff
cfharris at erols.com
Sat Mar 24 16:56:59 EDT 2007
David Forbes wrote:
> I was just looking at the old HP clock manuals I rescued from the
> obsolete NRAO files. There are a few things of note.
> 1. HP made a special version of the 113BR clock and the 103AR
> oscillator called the H02 version. This provides sidereal time by use
> of a 1.00273791 MC crystal.
> 2. HP used what appears to be an IBM Executive typewriter to write
> some of their errata. They appear to have commissioned a special
> typewriter key with the HP logo. It's the old lower-case stylized hp
> in a circle. This also shows up in the manuals themselves, but I
> think the manuals were typeset due to their high quality. This errata
> was clearly produced on a proportional pitch typewriter.
> 3. Other errata appear to be typed on a non-proportional typewriter.
> One has the special HP logo (using two character spaces), the other
> substitutes a typed -hp- for the logo.
> 4. Yes, it was my twin brother's Selectric Typewriter Museum that was
> used as the "expert source" in the 2004 Bush memo scandal. All this
> typewriter font stuff is blindingly obvious if you look closely at
> the characters typed on the page.
Well, that would require an editor that actually did some work at the
various news bureaus, something they seem to avoid.
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