From e2a78e0c4034a70c145be977ddd7e63d44f9ba18 Mon Sep 17 00:00:00 2001 From: Philip Sargent Date: Sat, 10 Dec 2022 16:28:56 +0000 Subject: [PATCH] SU5.13C and mainframe --- handbook/website-history.html | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/handbook/website-history.html b/handbook/website-history.html index 987808e0d..c4c66b442 100644 --- a/handbook/website-history.html +++ b/handbook/website-history.html @@ -55,6 +55,11 @@ intelligent loop closure processing. Julian Todd's Java program "Tunnel" facilit production of attractive, computerized passage sketches from Survex centerline data and scanned hand-drawn notes. A history of survex article covering the period 1988-1996 was published in Cambridge Underground 1996. +

Before Survex, in 1990 we used Sean Kelly's Surveyor '88, written for the Queen Mary +College Belize Expedition, and in the 1980s we used Andy Waddington's SU +5.13C, a fortran programme on the IBM mainframe at the university (and, probably, at the UK Atomic Energy Establishment +at Windscale). The routines to produce graphical output on +a pen-plotter were ported to the University Computing Service by Philip Sargent in 1984. (Over Christmas 1983, the university mainframe had its RAM doubled: from 16 to 32 MB.)

Initial cave data management

Along with centrelines and sketches, descriptions of caves were also affected by improvements