Ds 
CARTOGRAPHICAL SERVICES (SOUTHAMPTON) LIMITED DIR 
This firm has continued its expansion in the United Kingdom and is now actively } The 
pursuing overseas contracts. A new aircraft has been purchased and equipped are 
with a Wild RC 10 camera, and a Kodak Versamat automatic processing unit has req 
been acquired. The Company's photogrammetric capacity has been increased to has 
ten instruments with the addition of a Kern PG2. tria 
inde 
In the period under review over 300 survey projects have been completed in the Spa 
United Kingdom, involving the exposure of over 70 000 frames of medium and aer 
low level black and white and colour photographs. Block aerial photography at allc 
1:10 000 scale has been successfully undertaken on a county-wide basis, and an ins! 
extensive 1:500 scale mapping project covering 440 ha was completed in an pho 
18 month period. The main mapping requirements continue to be for New Town usii 
development, motorway and trunk road feasibility studies and design, land ser 
reclamation, waste disposal, housing development, opencast mining and pipe- of | 
line construction, with 1:500, 1:1250 and 1:2500 scales being specified. There 
has been an increase in the number of clients calling for digital map output and 
the company has Thompson-Watts Mark 2 plotters with automatic read-out DIR 
equipment, together with the recent acquisition of a d-mac digitising table 
incorporating the Pencil Follower System 2. The 
sur 
The Cartographical group of companies also incorporates Surveying Training Ltd., ma 
which operates from the Survey Centre, Worcester, and Cartographic Engineering the 
Ltd., which manufactures an entirely British made range of photogrammetric Ant 
equipment and whose activities are mentioned in Section 3 of this Report. 
Rec 
tho 
CENTRAL ELECTRICITY GENERATING BOARD 1:2 
gra 
The CEGB carries out surveys using Multiplex equipment for transmission line ver 
routes and to aid the selection of sub-station sites, as well as 1:500 scale con 
surveys of power station sites. Detailed surveys ofupto 3 km diameter have rec 
been carried out to aid the production of topographical models for wind tunnel cad 
testing. 
564 
und 
CENTRAL REGISTER OF AIR PHOTOGRAPHY, Department of the Environment 40 
sca 
The. Central Register of Air Photography, formed just before the 1972 Congress, Ant 
is now fully operational and is proving to be of value to a wide variety of users Re, 
The Register contains particulars of all known air photography of England and 
Wales. The 
im) 
the 
CENTRAL REGISTER OF AIR PHOTOGRAPHY OF SCOT LAND, Scottish fro 
Development Department 1:5 
are 
The Air Photographs Unit of the Scottish Development Department operates the SW: 
Central Register of Air Photography of Scotland which contains details of all 128€ 
known air photography of Scotland. The unit also maintains a library of air det 
photographs covering the whole of Scotland. A recent extension to the library 
is a microfilm reference file of imagery from the LANDSAT earth satellites. Th: 
phc