Landmark: Harlem River Houses: Individual Landmark. Regulation type: Certificate of No Effect. Work types: Filing any work, Repointing mortar joints, HVAC equipment and other mechanical equipment on rooftops or terraces over secondary facades, Replacement of Deteriorated Architectural Features: roofing material (No original/historic material present), Interior Alterations, Repair of other materials, Existing openings at nonvisible or minimally visible secondary facades. Address: 2621 ADAM CLAYTON POWELL BOULEVARD. Community Board: MN-10. Issued: 2021-06-24. Expires: 2025-06-24. Applicant: Lakan Cole. Owner: Matthew Charney.