Item appears to be cuts / out-takes / rushes from documentary "My Lord Mayor".
Captain and officer inspecting Asian crew on deck of ship. Point of view shot from launch / tugboat approaching cargo ship, probably on River Thames. CU young officer at wheel of launch. Night shot lorries passing camera. Night shot man at stern of boat, steering it - dark so could be along tunnel.
Various shots of meeting at Guildhall - the Lord Mayor, the Aldermen and the Common Councilmen (in blue robes) are all present to discuss rebuilding of bombed areas of London. Various men give speeches. Model of London bridge in ancient times. Councilman giving speech into microphone.
Lord Mayor's parade - Mayor's golden carriage comes to a stop and Lord Mayor disembarks as crowd watches. More shots of meeting at Guildhall. Various shots crowds on London streets watching floats pass. Shot of Mayor and dignitaries watching parade from dais. Mayor getting into golden carriage. More shots people on pavement cheering. Beefeaters marching in parade. More shots meeting at Guildhall.
Model showing proposed redevelopment of city of London: skyscrapers and modern buildings. More shots meeting at Guildhall - men in robes are seen voting. Councilman in robe giving speech. Model showing fire of London. Oil painting showing fire of London. Map of old London. Painting showing city and St. Pauls.
Excellent shots of bomb sites with St. Pauls Cathedral in background, fireweed (rosebay willowherb) grows from ruins. Brief shot building site.