From b0fef891b1c790b77ea981ab3ab328ea10dad04a Mon Sep 17 00:00:00 2001 From: Nathaniel Beaver Date: Mon, 12 Sep 2016 09:53:12 -0500 Subject: [PATCH] Clarify discussion of IBM 7030. --- readme.rst | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/readme.rst b/readme.rst index 7ab2f80..25d1748 100644 --- a/readme.rst +++ b/readme.rst @@ -379,10 +379,11 @@ Similarly, punched cards used uppercase letters only. Encodings with different bit patterns for uppercase and lowercase had been proposed as early as 1959, [#Bemer_1959]_ though they were not widely implemented. -For example, the IBM 7030 "Stretch" supercomputer used an 8-bit encoding -that included interleaved uppercase and lowercase alphabets, -and was used at Los Alamos as early as 1961. +For example, the IBM 7030 "Stretch" supercomputer, +first installed at Los Alamos National Laboratory in 1961, +had an 8-bit encoding that interleaved uppercase and lowercase alphabets. [#Stretch_supercomputer]_ +However, the 7030's character encoding did not catch on. Early on, ASCII committee concluded that 6-bit encodings (64 bit patterns) were insufficient to include both control characters and special characters