Both correspondences are addressed to a Mr. H.W. Viven of Bridgeville, DE.
First is a 5/25/37 TLS on a 6-1/2" x 7-1/4" partial page of "American Base Ball Club" stationery (GD/VG), mounted to period backing paper. "Would like to get those two fine pitchers that you mentioned," reads the baseball content, "but they are pretty hard to get as you probably know. Our boys have been doing very well up to this time, am in hopes they can continue for some little time at least." Signature strength ranges from "7-9".
The second is an undated condolence ALS on a 5x7 piece of embossed-logo Athletics stationery (GD), mounted to period backing paper. Signature strength is "8-9".
Auction LOA from JSA.