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␈↓↓␈↓α␈↓β␈↓∧␈↓α␈↓ ¬εSTANFORD UNIVERSITY
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␈↓β␈↓ ¬_STANFORD, CALIFORNIA 94305
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␈↓∧ARTIFICIAL INTELLIGENCE LABORATORY␈↓ 
+   Telephone:
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+415-497-3330
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␈↓↓␈↓ ¬bFebruary 13, 1975
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Professor Charles Brumfiel
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Dept. of Mathematics
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University of Michigan
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Ann Arbor, Michigan 48104
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Dear Professor Brumfiel:
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␈↓ ↓HUnfortunately,␈α∞my␈α∞checker␈α∞program␈α∞has␈α∞long␈α∞since␈α∞been␈α∞taken␈α∞off␈α∞of␈α
our␈α
machine␈α
and␈α
I␈α
am␈α
very
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␈↓ ↓Hmuch␈α∂afraid␈α∂that␈α∂I␈α∂might␈α∂have␈α∂trouble␈α∂getting␈α∂it␈α∂into␈α∂running␈α∂condition␈α∂with␈α∂out␈α∞quite␈α∞a␈α∞bit␈α∞of
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␈↓ ↓Heffort.
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␈↓ ↓HI␈α∞am␈α∞sorry␈α∞to␈α∞disappoint␈α∞you,␈α∞and␈α∞in␈α∞fact␈α∞I␈α∞am␈α∞a␈α∞bit␈α∞ashamed␈α∞of␈α∞the␈α∞fact␈α∞that␈α
I␈α
failed␈α
to␈α
keep␈α
a
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␈↓ ↓Hrunning␈α∞version␈α∞around.␈α∞The␈α∞program␈α∞was␈α
always␈α
an␈α
experimental␈α
one␈α
and␈α
I␈α
was␈α
always␈α
making
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␈↓ ↓Hchanges␈α
to␈α
it.
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Sincerely,
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␈↓ εW

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Arthur L. Samuel
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ALS:pdp10
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