1. Navigate to Analysis> Information Library
  2. Click Add ad-hoc query, select Sales Order and click OK
  3. In the left column, highlight Sales Orders, then from middle column drag Email into Include records where. Set equal to Not Blank.
  4. From middle column, drag Email into Results fields to display
  5. From middle column, drag Transaction date into Include records where. Set equal to date you want to review (ex: Yesterday)
  6. From middle column, drag Transaction date into Results fields to display
  7. Add any additional fields to your Results fields to display, such as: Constituent\Name and Constituent\Lookup ID

Your final query should look similar to below:

Sales Order Email Query