MARUYASU, NISHIO—ON THE STUDY AND APPLICATION OF INFRA-RED AERIAL PHOTOGRAPHY 15 
  
  
storm zone was 75 meters per second. 
1 (a) Infrared photograph. 
— (b) Panchromatic photograph. 
Photo. 8 
the whole neighborhood was re- 
emphasized. 
7-3 EXAMPLES IN THE 
INVESTIGATION 
OF DISASTER 
On September 26, 1959, 
central Japan suffered serious 
damage from a typhoon. This 
typhoon is called Typhoon Ise Bay 
and the maximum velocity of the 
The typhoon took a toll of more than 5,000 lives and approximately 600 persons were 
reported as missing. A number of sea walls collapsed and a total of 270,000 houses were 
destroyed or damaged. 
With a view to formulating a relief and rehabilitation plan in a hurry by collecting 
accurate information concerning the extent of damage, aerial photos of the entire stricken area 
were taken. This photographing was carried out on September 28 and 30 and valuable photos 
15