Date 3 old locks.

[mcogan / L.I. Mongo Mike]

2 locks.
Found behind a lath and plaster wall.

 

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[Ant]

My guess, antique heart shape US padlock:

https://images.search.yahoo.com/search/images;_ylt=AwrB8p5Dm0JV2jwA96mInIlQ?ei=UTF-8&n=60&p=antique+heart+shape+us+padlock&fr2=sp-qrw-corr-top&norw=1