Ray Desmond: Dictionary of British and Irish Botanists etc.
Desmond, Ray & Ellwood, Christine (1997), "Watt, Hugh Boyd (1858-1941)", Dictionary of British and Irish Botanists and Horticulturists, London: Taylor & Francis and the Natural History Museum, p. 724, ISBN 978-0-85066-843-8, retrieved 2023-05-06
(English) parson-naturalists
Armstrong, Patrick (2000). The English Parson-naturalist: A Companionship Between Science and Religion. Leominster: Gracewing. ISBN 978-0-85244-516-7. (some pages via Google Books)
19th Century English newspapers
read this post about free access to a lot of 19th century newspapers in England from the British Newspaper Archive. Of course we did already have free access to very much Dutch sources via Delpher! --Dick Bos (talk) 07:41, 13 August 2021 (UTC)
Burkhardt, Jr., Richard W. (2005). Patterns of Behavior: Konrad Lorenz, Niko Tinbergen and the Founding of Ethology. Chicago and London: The University of Chicago Press. ISBN 0226 08089 7. OCLC902424490 (all editions). (for Edmund Selous: p. 77-92; for Henry Eliot Howard: p. 92-103 etc.)
Bean, William Jackson (1976) – Trees & Shrubs, Hardy in the British Isles (8th Edition, 2nd Impression; Published in collaboration with The Royal Horticultural Society by John Murray Publishers Ltd, London) – 4 vols. + suppl (1976 – 1988).
Krüssmann, Gerd (1984) – Manual of Cultivated Broad-leaved Trees & Shrubs (Timber Press, Beaverton, Or. - USA) – 3 vols. (1984 - 1986). English translation of: Krüssmann (1976) – Handbuch der Laubgehölze (Verlag Paul Parey, Berlin und Hamburg). Translation by Michael E. Epp.
vol. I: Abelia - Duranta, ISBN 0 7134 4601 3
vol. II: Eccremocarpus - Protea, ISBN 0 88192 005 3
vol. III: Prunus - Ziziphus, ISBN 0 88192 006 1
Each vol. has an alphabetical reference to the botanical terminology in five languages (English, Latin, German, French and Dutch).
NZ plants / gardens / arboreta etc
Collier, Gordon (2008) – New Zealand Gardens of Significance – Guidebook. Publ. by The New Zealand Gardens Trust, Warkworth New Zealand. ISBN 978 1 86967 091 7
remark: WorldCat says: 2007, but my copy says 2008
Friar, Jillian and Denis (1996) - New Zealand Gardens Open to Visit.Publ. by Hodder Moa Beckett Publishers Ltd, Auckland New Zealand. ISBN 1 86958 343 4
History, topography &c. of New Zealand / Aotearoa
Hawkes Bay
Marshall, Bruce & Robin Startup (1984) - From the Bay to the Bush : The People, Post Offices, and Postmarks of Hawkes Bay : The Postal History of Hawkes Bay. Published by the Jubilex '84 Committee of the Hawkes Bay Philatelic Society, Greenmeadows, Hawkes Bay NZ
Gisborne / Tūranga-nui-a-Kiwa & East Coast / Tairawhiti
Morrison, R. Bruce (2011) - Hill Country Mails : The Post Office Story of Gisborne, New Zealand : A History of Gisborne - East Coast Post Offices from Cape Runaway to the Whareratas. Handbook no. 77 of the Postal History Society of New Zealand Inc., Newmarket, Auckland NZ. ISBN 978 0 908588 84 8. ISSN0113-1079 (in HBWilliams Memorial Library Gisborne 383.499344)