On December 26, 2019 John Spencer MacDonald passed away at the age of 83. He will be remembered in part as the co-founder of Canada’s best known space company, MacDonald, Dettwiler and Associates, known as MDA.
On December 26, 2019 John Spencer MacDonald passed away at the age of 83. He will be remembered in part as the co-founder of Canada’s best known space company, MacDonald, Dettwiler and Associates, known as MDA.
Summer discount offers:
Monthly subscription: Use code 27SNAZHH during checkout to try our monthly option for $6 month for your first two months. After the trial, your subscription will automatically switch to our regular rate of $17 month.
Annual subscription: Use code 22PGDYXN during checkout for 10% off an annual subscription.
$17 per month
$180 per year
$52 per year
We'll send a verification code to %EMAIL%.