1. PZ 7629/1934 ‘Messrs Wonckhaus’s claim in respect of Abu Musa oxide’ Contributor: Thompson, Quarrell & Co. (correspondent)Robert Wönckhaus and Company (correspondent) Date: 1934/1935 Language: English Geographic region: Abu Musa Island Extent: 1 file (29 folios)
2. File 1508/1905 Pt 4 'Bahrain: cargo landing arrangements' Contributor: Political Agent, Bahrain (correspondent)Persian Gulf Political Residency (correspondent)HM Ambassador to Iran (correspondent)Government of India, Foreign and Political Department (correspondent)Robert Wönckhaus and Company (correspondent) Date: 1907/1911 Language: English Extent: 1 item (36 folios)
3. File 4949/1912 Pt 3 ‘Abu Musa Wönckhaus Lingah’ Contributor: Government of the German Empire (correspondent)German Consul (correspondent)Political Resident, Persian Gulf (correspondent)Robert Wönckhaus and Company (correspondent) Date: 1907/1912 Language: GermanFrenchEnglish Geographic region: Abū Mūsá Extent: 1 file (402 folios)
4. File 4949/1912 Pt 4 ‘Abu Musa – Angelegenheit. 1907.’ Contributor: German Chargé d’Affaires (correspondent)German Consul (correspondent)Government of the German Empire (correspondent)Robert Wönckhaus and Company (correspondent)Political Resident, Persian Gulf (correspondent) Date: 1907/1908 Language: GermanEnglishFrenchArabicPersian Geographic region: Abū Mūsá Extent: 1 file (263 folios)
5. File 4949/1912 Pt 5 Persian Gulf: Abu Musa oxide Contributor: Government of the German Empire (correspondent)German Consul (correspondent)Political Resident, Persian Gulf (correspondent)Robert Wönckhaus and Company (correspondent) Date: 1909/1913 Language: GermanEnglishFrench Geographic region: Abū Mūsá Extent: 1 file (296 folios)
6. File 4949/1912 Pt 1 ‘Persian Gulf: Abu Musa oxide’ Contributor: Political Resident, Persian Gulf (correspondent)Robert Wönckhaus and Company (correspondent)Foreign Office (correspondent)Frank C Strick and Company Limited, shipping company (correspondent)Government of Persia, Qajar dynasty (correspondent) Date: 1912/1923 Language: EnglishFrench Geographic region: Abū MūsáHormuz Extent: 1 volume (277 folios)
