Alarm whistle for use by psychiatric warders
1890-1914
1890-1914
1870-1910
1855-1880
1870-1910
1850-1900
1822-1869
1866-1900
1826-1842
1860-1900
1945-1955
1830-1890
1870-1910
1850-1900
1830-1890
1870-1910
1880-1920
1880-1930
1860-1890
1850-1900