H. A. Raapke Architectural Drawings 101

H. A. Raapke Architectural Drawings

"Intersection and development of surfaces," Jan. 1894.

Drawing by H. A. Raapke marked as "Intersection and development of surfaces," signed H.A. Raapke, dated Jan. 1894. The medium is ink with watercolor accents, on an 20" x 27.5" sheet of paper. The other side of this sheet is blank.