| 1. | From 1894 he served as Principal Medical Officer to the Cape Government.
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| 2. | In the First World War he served in Mesopotamia as the Principal Medical Officer.
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| 3. | He was promoted to Principal Medical Officer.
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| 4. | He became principal medical officer of the submarine base RN Hospital Haslar later that year.
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| 5. | By then he was promoted to the rank of Principal Medical Officer of the First Class.
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| 6. | He was appointed Principal Medical Officer at headquarters in India and Director of Medical Services in India.
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| 7. | He was Surgical Specialist since 1974 and Regional Health Director and Principal Medical Officer, Ministry of Health.
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| 8. | In 1908, he was appointed Principal Medical Officer to the Lowland Division of the Scottish Territorial Forces.
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| 9. | Dr Thomas Tsang Ho-fai, principal medical officer with the Department of Health, said on Wednesday:
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| 10. | Concurrently he worked direct for the Department of Health in Scotland rising to be Principal Medical Officer to Scotland.
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