NO, 212, OPEN.No. 212. Sketching Scat and Easel combined,No. 213. Black Walnut Table Easel, NO. 212, CLOSED. .?4.0()«2.7.. Note.—The Sketching Seat and Easel combined. No. 212, represented in abovecut, is made of hard wood, and when folded occupies a snace 27 X 14 inches ;weight G lbs. 8 oz.. Frost… … PAT. RACK EASEL, NO. 217. PAT, RACK EASEL, NO. 221. PAT. FOLDING EASEL, NO. 222.8i No 214. No 215 No 215. No. 210. No. 217. Frost & Adams Co., 37 Cornhill, Boston. Frost & Adams Black Walnut Rack Easel, same as No. 221, without base, g«8.00 Frost & Adams Black Walnut, Upright Easel,…