Complex sentence: Northern Ontario's Unexpected Treasure, in 2011, and donated a large collection of records and memorabilia from the store to the Laurentian University archives in 2010 and 2011.
Split into simpler sentences: Northern Ontario's Unexpected Treasure, in 2011. She donated a large collection of records and memorabilia from the store to the Laurentian University archives in 2010 and 2011.