New Poly Prep house Facade of a one-story wood-frame house with six Doric columns in colonnade front and widow's walk; automobile parked in left foreground. The house was connected with Polytechnic Preparatory Country Day School. The school was located at 7th Avenue and 92nd Street.

Poly Prep lays cornerstone Crowd of spectators, mostly back to camera, at laying of cornerstone of Polytechnic Preparatory Country Day School constructed at 7th Avenue and 92nd Street in Dyker Heights.

Polytechnic Preparatory Country Day School Architectural rendering of proposed Polytechnic Preparatory Scountry Day School building. School is located at 7th Avenue and 92nd Street.

\[Motor buses bring Poly Prep boys to school] Close-up of two parked school buses, one in foreground with just driver, and another, behind, in school's porte-cochere, filled with boys, all students at Polytechnic Preparatory Country Day School located at 7th Avenue and 92nd Street; portion of two-story brick building in background.

Poly Prep Image represented is one of a related set (SCHL 0548, SCHL 0553), some of which may also be described in this new record; Three partial, exterior views, in different sizes, of Polytechnic Preparatory Country Day School located at 7th Avenue and 92nd Street. 0553 is not dated.

Poly Prep Image represented is one of a related set (SCHL 0548, SCHL 0553), some of which may also be described in this new record; Three partial, exterior views, in different sizes, of Polytechnic Preparatory Country Day School located at 7th Avenue and 92nd Street. 0553 is not dated.

Poly Prep Image represented is one of a related set (SCHL 0548, SCHL 0553), some of which may also be described in this new record; Three partial, exterior views, in different sizes, of Polytechnic Preparatory Country Day School located at 7th Avenue and 92nd Street. 0553 is not dated.

Poly Prep Close-up of clock tower portion of main building at Polytechnic Preparatory Country Day School at 92nd Street and 7th Avenue.

Poly Prep Partial view of main building and campus of Polytechnic Preparatory Country Day School located at 7th Avenue and 92nd Street.

287 Battery Avenue

253 Dahlgren Place

259 Battery Avenue

207 Battery Avenue

186 Battery Avenue

293 Battery Avenue

215 Dahlgren Place

301 Battery Avenue

258 Battery Avenue

203 Dahlgren Place

178 Battery Avenue

257 Dahlgren Place

268 Battery Avenue

193 Dahlgren Place

251 Dahlgren Place

211 Dahlgren Place

246 Battery Avenue

210-14 Dahlgren Place

204 Battery Avenue

248 Battery Avenue

223 Dahlgren Place

246-48 Dahlgren Place

278 Battery Avenue

177 Battery Avenue

666 92 Street

216-20 Dahlgren Place

241 Battery Avenue

231 Dahlgren Place

221 Dahlgren Place

254 Battery Avenue

271 Dahlgren Place

216 Battery Avenue

267 Battery Avenue

235 Battery Avenue

267 Dahlgren Place

255 Battery Avenue

187 Battery Avenue

184 Battery Avenue

291 Battery Avenue

263 Dahlgren Place

182 Battery Avenue