{"object":[{"sourceId":{"label":"Source ID","value":"3564"},"creditline":{"label":"Credit Line","value":"John Mazziotta, photographer, Dallas Times Herald Collection/The Sixth Floor Museum at Dealey Plaza"},"labelText":{"label":"Description","value":"Original 35mm black and white negative taken by Dallas Times Herald photographer John Mazziota.  This image shows Dallas police officer Kenneth Heard and other unidentified Dallas police officers standing guard outside the Dallas Trade Mart where President Kennedy was to speak at a luncheon.  The Trade Mart is part of the Market Hall complex just north of downtown Dallas.\r\n\r\nThe images on this negative strip were taken by Dallas Times Herald staff photographer John Mazziotta at Parkland Hospital that day.  There were two Dallas Times Herald photographers at Parkland - Eamon Kennedy and John Mazziotta.   Bob Jackson, another photographer who was at Parkland earlier, was not at the hospital when the Johnsons left, as is pictured in the last frame on the strip."},"invno":{"label":"Object number","value":"1989.100.0018.0003"},"description":{"label":"Description","value":"Original 35mm black and white negative taken by unidentified Dallas Times Herald staff photographer. This image shows Dallas police officer Kenneth Heard and other unidentified Dallas police officers standing guard outside the Dallas Trade Mart on November 22, 1963. \r\n\r\nThe negative is on Kodak Tri-X Pan Film. The image is labeled #7 on section 1 of negative strip 18."},"medium":{"label":"Medium","value":"Film"},"onview":{"label":"On View","value":"0"},"media":{"label":"Media","value":[{"mediaURL":"https://emuseum.jfk.org/internal/media/dispatcher/15681/full","displayOrder":"0","mediaType":"Image","mediaId":"15681"}]},"title":{"label":"Title","value":"Image of Dallas police officers standing guard outside the Dallas Trade Mart"},"classification":{"label":"Classifications","value":"Photographs"},"primaryMedia":{"label":"PrimaryMedia","value":"/internal/media/dispatcher/15681/full"},"thesconcepts":{"label":"Terms","value":["Crowds","Police","Photographs","Mazziotta, John","Kennedy, Eamon","Heard, Kenneth","Dallas Times Herald","Dallas Trade Mart","Dallas"]},"culture":{"label":"Object","value":"Negative (b&w)"},"displayDate":{"label":"Date","value":"11/22/1963"},"width":{"label":"Width","value":["3.6000000000"]},"textEntriesTextentries":{"label":"Curatorial Commentary","value":["As of November 2025, this original Market Hall sign remains in place outside the Dallas Trade Mart. - Stephen Fagin, Curator"]},"id":{"label":"Id","value":"64472"},"dimensions":{"label":"Dimensions","value":"15/16 x 1 7/16 in. (2.4 x 3.6 cm)"},"height":{"label":"Height","value":["2.4000000000"]}}]}