National Report to the XIIth International Congress for 
Photogrammetry 
Ottawa, 23 July to 5 August, 1972 
Reported by J. Talts 
BERTIL HALLERT 
IN MEMORIAM 
Professor Bertil Hallert died February 12, 1971. He was then 61 
years old. In 1944 he presented his dissertation "Über die Her- 
stellung photogrammetrischer Pläne" and became doctor of 
Technology. In 1947 he was appointed the first professor of 
Photogrammetry in Sweden. 
Bertil Hallert published five textbooks and about 300 papers 
in photogrammetry. His scientific works were honoured in 1956