File Bird observations In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930
File Blue jays 11 plates Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930 » Bird observations
File Cobb family residence in Falls Church, Virginia 6 plates Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930 » Bird observations
File Cobb, N. A.: various positions of observation and study 9 plates Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930 » Bird observations
File "Clark position" Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930
File Cobb family In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930
File Alice V. and child (Frieda?) Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930 » Cobb family
File Family portrait (Alice and children) 2 plates Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930 » Cobb family
File Frieda Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930 » Cobb family
File Margaret and Frieda on an outing with female help Box 21 In: Blanchard Family Papers, circa 1835-circa 2000 » Nathan A. Cobb » Visual Materials » Positive glass plate images » 3" by 4", circa 1890-1930 » Cobb family