San Mateo County, CA (33 items)

SAN MATEO COUNTY, CALIFORNIA
  33 items      $38
  Established: April 18, 1856
  County seat: Redwood City
  1900 population: 12,094

• Airport Mail Facility Bx (San Francisco)  1970 machine cancel on cover
• Belmont  1968 machine slogan cancel on cover; 1972 machine cancel on cover
• Burlingame  1924? machine cancel on cover; 1936 machine cancel on cover; 1950 machine cancel on Postal Card
• Daly City  1959 “Pray for Peace” slogan on cover
• Post Card:  Cow Palace [chrome]
• El Granada  1970 4-bar on cover
• Foster City Br. (San Mateo)  1964 round dater on 3x5 card, FD of Postal status
• Half Moon Bay  1930 duplex on Postal Card
• Lomita Park  (1933-1951) 1948 4-bar on unstamped piece
• Menlo Park  1971 machine cancel on cover.  Post card: “A Residence at Menlo Park” [c.1920?]
• Millbrae  1962 machine slogan “Millbrae Youth Week” on post card; 1971 machine cancel on cover
• Montara  1965 4-bar on cover
• Pacifica  1959 4-bar on cover, FD of Postal status, PM autograph; 1970 machine cancel on cover
• Pedro Valley  (1937/1959) 1952? round dater on cover; 1959 machine cancel on LD cover
• Pescadero  1911 4-bar on post card; 1965 4-bar on cover
• Redwood City  1912 date-out duplex on post card; poor machine cancel on cover; 1971 machine cancel on cover
• Rockaway Beach  (1918/1959) 1959 4-bar on cacheted LD cover, PM autograph 
• Saint Matthew Sta. (San Mateo)  1964 round dater on FD 3x5 card
• San Bruno  1971 machine cancel on cover
• San Gregorio  1966 4-bar on cover
• San Mateo  1973 machine FD of issue of 21¢ Giannini stamp
• Sharp Park  (1935-1959) 1959 machine cancel on cover, PM autograph
• Sky Londa RS (Redwood City)  (1954-1959) 1959 double-circle 4-bar on LD cove