Available plates:

• Portions of Derby, Stafford, Warwick, and Worsecter counties - plate 37 (425K).
  
• Portions of Derby, Leicester, Northampton, Nottingham, and Warwick counties - plate 38 (416K).
  
• Portions of Bedford, Cambridge, Essex, Hertford, and Huntingdon counties - plate 53 (442K).
  
• Portions of Cambridge, Essex, and Suffolk counties - plate 54 (412K).
  
• Portions of Essex and Suffolk counties - plate 55 (401K).
  
• Portions of Essex, Hertford, Kent, London, Middlesex, and Surrey counties - plate 66 (430K).
  
• Portions of Essex, Kent, and Sussex counties - plate 67 (420K).
  
• Portions of Essex and Kent counties - plate 68 (369K).
  
• Portions of Somerset and Devon counties - plate 73 (412K).