The handsome 19-story, apartment building at 22 Riverside Drive on the northeast corner at 74th Street is being converted to condominiums.

James, Bradley and Milton S. Rinzler are the principals of the sponsor of the conversion, 22 Riverside Drive Owners LLC. The non-eviction plan was submitted to the New York State Attorney General's Office in January and the offering for tenants amounted to $45,820,456 and to non-tenants $53,747,595.

There are 33 apartments in the brown brick building which has a sandstone base and a two-story sandstone entrance surround on the sidestreet. At the time of the plan's submission, there were 3 rent-controlled apartments and 13 rent-stabilized units in the building.

The apartments have sunken living rooms with brass handrails on bronze balusters. There are ashlar water tables at the 16th and 17th floors and cast stone and terra cotta frames around windows on the 2nd, 3rd, 12th and 15th through the 19th floors.

The building is in the West-End Collegiate Historic District.

The triplex penthouse has a fireplace and Community Board 7 approved in June a plan to add a metal greenhouse on the south side of the roof to match an existing original greenhouse on the north side.

The building has a small vaulted vestibule with a nice mosaic niche and a Tudor-style lobby with a plaster ceiling with bas reliefs of lions, birds and floral motifs. The building some corner windows and an elevator operator. There are metal grills on the first floor windows. It has no mail boxes, no garage and no entrance canopy.

The building has protruding air-conditioners and sidewalk landscaping and impressive views of Riverside Park and the Hudson River.