For the collectible map for this district, refer to this page.
This is Clarence Carter
Found inside a soup kitchen NW of the church, on a desk in back room.
High & Low Down, Lightnin’ Slim
Inside the employees only room in Deep Dive Bar & Lounge, on top of a filing cabinet
Knock on Wood, Eddie Floyd
In a shelf inside a backyard garage in Deacon Caruso’s hideout. (Exact location revealed during The Way of the Flesh: Smack story mission)
The Time has Come, The Chamber Brothers
Inside one of the garages of the Chatham Ship n Store compound, in the NW corner of the district. You'll need to break in from the back door.