PAST AWARD
WINNERS
Ernest C. Manning Award of Disctintion
![](https://www.ief-fie.ca/wp-content/uploads/2019/10/Donald-Knudsen.jpg)
Donald Knudsen
Conceptualized, designed, and manufactured an underwater, digital acoustic imaging system, Daisy.
Donald Knudsen
Conceptualized, designed, and manufactured an underwater, digital acoustic imaging system, Daisy.