Photographs and papers collected in preparation for a third book, to be called Tea's Achievements, on the work of the Scientific Dept, particularly in engineering matters, with drafts of some sections Dated as: [1960s]
Correspondence and papers concerning writing and publication of A New Essay upon Tea, addressed to the medical profession... (London, 1935) published by the ITA largely in response to the advertisements mentioned in 1405 above; includes copies of the book