N.Y. Real Property Actions & Proceedings Law Section 521
Adverse possession not under written instrument or judgment

501
Adverse possession 511
Adverse possession under written instrument or judgment 512
Essentials of adverse possession under written instrument or judgment 521
Adverse possession not under written instrument or judgment 522
Essentials of adverse possession not under written instrument or judgment 531
Adverse possession, how affected by relation of landlord and tenant 541
Adverse possession, how affected by relation of tenants in common 543
Adverse possession 551
Right of person to possession not affected by descent cast