It's a little late and bluesy, but for all intents and purposes a period song: https://www.youtube.com/watch?v=tIdIqbv7SPo
Ain't No Sunshine is one of my favorites. Here's some more of my favorites: https://www.youtube.com/watch?v=wzrXc68gNjQ https://www.youtube.com/watch?v=sS_rXpt1JpI
Nice links...I wanted to post Smoky Joes Cafe by the Coasters but couldnt find a suiyable youtube version
I love the Four Tops: https://www.youtube.com/watch?v=1yKIgy0V2qY https://www.youtube.com/watch?v=Y_1QwoFZWpc And these: https://www.youtube.com/watch?v=toshchjuXR4 https://www.youtube.com/watch?v=BDgnosZjWAU