The hydrographic research tower on the site of the proposed airport on Maplin Sands in the Thames estuary.
        
        A slightly distant view of the hydrographic research tower erected on the site of the proposed airport on the Maplin Sands in the Thames estuary off the Essex coast.
              
      
    Object Details
| ID: | PM2866/4 | 
|---|---|
| Type: | 35 mm Roll film negative | 
| Display location: | Not on display | 
| Creator: | Merwe, Pieter van der | 
| Date made: | 19 May 1975 | 
| People: | Merwe, Pieter van der | 
| Credit: | National Maritime Museum, Greenwich, London | 
| Measurements: | Overall: 35 mm x 38 mm |