Place:603 Adams Street SE
Original c.1850 Italianate design. 1918 portico added by Earl Smith. North addition, early 20th Century. Belvedere removed c.1960. (HJAC - '97) Original building date is uncertain. Sign indicates 1826. HJAC says c. 1860 + early 20th century additions. Allen & Ryan indicates 1860, parts may be older.
• Twickenham Survey - Description of 603 Adams Street SE in the Twickenham Historic Register Application, Section 7, Page 13