Mercury immersion thermometer
1950-1989
Mercury nitrogen-filled normal immersion thermometer
1960
Mercury nitrogen-filled total immersion thermometer
1975-1999
Mercury total immersion nitrogen filled thermometer
1955-1969
Mercury immersion thermometer
1950-1975
Mercury nitrogen-filled immersion thermometer
1952
Mercury nitrogen-filled immersion thermometer
1954-1989
Mercury immersion thermometer
1950-1989
Mercury nitrogen-filled immersion thermometer
1954-1999
Mercury nitrogen-filled immersion thermometer
1950-1989
Mercury full immersion nitrogen filled thermometer
1950-1989
Mercury immersion thermometer
1954-1999
Mercury nitrogen-filled total immersion thermometer
1954-1999
Mercury total immersion thermometer
1955-1969
Mercury total immersion nitrogen filled thermometer
1955-1969
Mercury immersion thermometer
1950-1989
Mercury full immersion themometer
1950-1989
Mercury total immersion nitrogen-filled thermometer
1950-1989
Mercury immersion thermometer
1954-1999
Mercury immersion thermometer, nitrogen filled
1979-1984
Mercury nitrogen-filled immersion thermometer
1950-1979
Mercury nitrogen-filled total immersion themometer measuring in the range 32-213 degrees Fahrenheit
1950-1989
Mercury full immersion nitrogen-filled thermometer
1950-1989
Mercury total immersion nitrogen-filled thermometer
1955-1969
Mercury total immersion nitrogen-filled thermometer
1950-1989
Mercury total immersion nitrogen filled thermometer
1955-1969
Mercury immersion thermometer
1951
Mercury immersion thermometer
1979-1984