Abstract

References
1.
Baddeley
A D
. (1972 ) British Journal of Psychology , 63 , 537 –546 .
2.
Berkun
M M
Bialek
H M
Kern
R P
Yagi
K
. (1962 ) Psychological Monographs , 76 , No. 15 .
3.
Bills
A G
. (1931 ) American Journal of Psychology , 43 , 230 –245 .
4.
Bursill
A E
. (1958 ) Quarterly Journal of Experimental Psychology , 10 , 113 –129 .
5.
Cashman
P M M
Stott
F D
. (1974 ) Biomedical Engineering , 9 , 54 –57 .
6.
Hammerton
M
Tickner
A H
. (1968 ) Ergonomics , 12 , 851 –855 .
7.
Hockey
G R J
. (1970 ) Quarterly Journal of Experimental Psychology , 22 , 28 –36 .
8.
Hockey
G R J
. (1971 ) British Journal of Psychology , 61 , 473 –480 .
9.
Poulton
E C
. (1970 ) Environment and Human Efficiency . Thomas , Springfield, Ill .
10.
Wilkinson
R T
. (1965 ) In: The Physiology of Human Survival . Ed.
Edholm
O G
Bacharach
A L
. Academic Press , New York .
11.
Wilkinson
R T
. (1969 ) Psychological Bulletin , 72 , 260 –272 .
12.
Wilkinson
R T
Houghton
D
. (1975 ) Behaviour Research Methods and Instrumentation (in press).
13.
Wolff
H S
Baker
J A
Humphrey
S J E
. (1967 ) Journal of Physiology , 188 , 4P .
