sentences:  From 1956 until his death in 1973, he imported and sold mist nets to bird banders from around the world for NEBBA, and served as their Assistant Treasurer, with the proceeds from the net sales supporting their publications.He was also an active bird bander, banding over 35,000 birds in his lifetime, many of them in his own yard, and publishing several papers about his research on birds.After his death, NEBBA established the E. Alexander Bergstrom Memorial Research Award in his honor, to fund research on birds, including banding studies by amateurs similar to the ones Bergstrom did.