1. 'File 22/1 I Miscellaneous correspondence regarding establishment of observatory at Bahrain'

Date:

1927/1938

Language:

English

2. 'File 22/1 II Miscellaneous correspondence regarding establishment of observatory at Bahrain'

Date:

1938/1950

Language:

English

3. 'File 22/3 II Daily readings of maximum and minimum temperatures, humidity, etc.'

Date:

1944/1950

Language:

English

4. 'File 22/3 Daily readings of maximum and minimum temperatures'

Date:

1929/1944

Language:

English

5. ‘File 28/43 Removal of the pilot-balloon observatory in a grave emergency’

Date:

1942/1942

Language:

English