black and white stereograph mounted on yellow cardstock; printed on verso "Looking down Mill River, from the site of O. G. Spellman's Button Mould Factory--Williamsburg / The subject represented by this view is UNDERLINED." along with other available views; printed on recto "The Mill River Valley. / Chas. Pollock, Boston, Publisher. / Inundated May 16, 1874 / C. Seaver, Jr., Photographer"; river extending through image from left midground to right foreground, surrounded by rocky bank; houses on far bank and on top of hill in background