21. Mss Eur F174/1524-26 Reference (shelfmark): Mss Eur F174/1524-26 Title: Scope & Content: A C Tunstall, Tea Roots Part I. Calcutta 1916 Part II (2 copies). Calcutta 1918 Dated as: 1916; 1918 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1916-1918 Extent: Unspecified
22. Mss Eur F174/1533-34 Reference (shelfmark): Mss Eur F174/1533-34 Title: Scope & Content: E A Andrews and A C Tunstall, Notes on the spraying of tea: revised edition. Dated as: Calcutta 1925 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925 Extent: 2 copies
23. Mss Eur F174/1535-37 Reference (shelfmark): Mss Eur F174/1535-37 Title: Scope & Content: P H Carpenter and C J Harrison, The manufacture of tea in North East India Dated as: Calcutta 1927 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1927 Extent: 3 copies
24. Mss Eur F174/1540 Reference (shelfmark): Mss Eur F174/1540 Title: Scope & Content: P H Carpenter and S F Benton, 'Bacteria and the manufacture of black tea'. Privately printed, for ITA members only Collection Area: India Office Records and Private Papers Languages: English Date Range: 1933 Extent: Unspecified
25. Mss Eur F174/1529 Reference (shelfmark): Mss Eur F174/1529 Title: Scope & Content: G D Hope, Memorandum on the use of artificial manures on the tea estates of Assam and Bengal - Decade 1907-17... Dated as: Calcutta 1918 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1918 Extent: Unspecified
26. Mss Eur F174/1543, 1544 Reference (shelfmark): Mss Eur F174/1543, 1544 Title: Scope & Content: P H Carpenter and S F Benton, 'Bacteria and the manufacture of tea in North East India' Privately printed, for ITA members only Collection Area: India Office Records and Private Papers Languages: English Date Range: 1935 Extent: 2 copies
27. Mss Eur F174/1519 Reference (shelfmark): Mss Eur F174/1519 Title: Scope & Content: G D Hope and C B Antram, Damage by beetles in tea chest woods Dated as: Calcutta 1912 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1912 Extent: Unspecified
28. Mss Eur F174/1530 Reference (shelfmark): Mss Eur F174/1530 Title: Scope & Content: P H Carpenter and E A Andrews, A note on the value of different insect control methods in tea and against mosquito blight in particular Dated as: Calcutta 1922 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922 Extent: Unspecified
29. Mss Eur F174/1541, 1542 Reference (shelfmark): Mss Eur F174/1541, 1542 Title: Scope & Content: P H Carpenter and S F Benton, 'The use of E C [electrolytic chlorine] in factories in theory and practice'. Privately printed, for ITA members only Collection Area: India Office Records and Private Papers Languages: English Date Range: 1934 Extent: 2 copies