• Burnham and Root (draughtsman)
• Shepherd Brooks (client)
• Burnham and Root (architectural firm)
• Peter Brooks (developer)
• Owen Franklin Aldis (real estate agent)
• Shepherd Brooks (developer)
• Peter Brooks (client)

Rookery Building, Chicago: Plans, elevations and sections for columns and column components with a column schedule

between 1885 and 1888

• dessins d'exécution
• dessin de détail
• dessin de structure

Pen and black and red ink with traces of graphite

sheet: 92.8 x 110.2 cm

DR1986:0767:037

• line drawing
• mechanical drawing (tool-aided drawing)

• schedule (architectural record)

• plans (drawings)
• sections (orthographic drawings)
• elevations (drawings)

• general views
• partial views

- Sheet is very dirty and creased throughout. Edges have been folded and torn.

inscribed and numbered - by the draughtsman, in pen and black ink and graphite, b.: with title and architectural firm's name; l.r.: "3" [within circles, drawing number]; and throughout: with drawing titles, dimensions, and building materials and notes concerning the design signed - by an unknown hand, in graphite, u.r.: "NG"

• architecture
• ingénierie

• columns (architectural elements)
• base plates
• steel structural frame
• joints (connections)
• brackets (structural elements)