Science, Medical, Engineering

Sotheby's - London
Title - Scientific Instruments, Good Watches and Clocks
Date - 22nd October 1981
No. of lots - 334
No of pages - 66
Illustrated in colour black & white

Sotheby Parke Bernet - Geneva
Title - Fine Clocks, Watches and Scientific and Medical Instruments
Date - 10th November 1981
No. of lots - 246
No of pages - 98
Illustrated in colour and black &...

Sotheby's - London
Sale title - Continental Manuscripts and Printed Books, Science & Medicine including a Major Collection of Spanish Documents
Date - 21st November 1989
No. of lots - 412
No. of pages -...

Sotheby's - London
Title - Good Clocks, Scientific Instruments and Watches 
Date - 22nd March 1976
No. of lots - 154
No of pages - 25
Illustrated in black & white

Sotheby's Belgravia - London
Title - Domestic and Office Equipment, Typewriters, Scientific Instruments, Apothecary's Equipment, Surveying Instruments, Microscopes, Viewers and Cameras
Date - 15th June 1979
No....

Sotheby's - London
Title - Good Scientific Instruments, Watches and Clocks
Date - 15th July 1982
No. of lots - 235
No of pages - 57
Illustrated in black & white
some prices written in

Sotheby's - London
Title - Scientific Instruments, Watches and Clocks
Date - 22nd July 1974
No. of lots - 198
No of pages - 38, 15 plates
Illustrated in black & white
prices written in

Sotheby & Co. - London
Sale title - Clocks, Watches and Scientific Instruments
Date - 4th February 1974
No.of lots - 230
No.of pages - 42, 16 plates
Illustrated in black & white

Sotheby's Belgravia - London
Title - Domestic and Office Equipment, Scientific Instruments, Apothecary's Equipment and Printed Material
Date - 22nd February 1980
No. of lots - 464
No of pages - 62