Seed Merchants, One & All Advert, Found by Paul Cannon.
Found in The Book of Bee-Keeping by W.B.Webster, Fourth Edition, L.Upcott Gill, London (no date).
From Paul Cannon, "For a full page advert for 'One and All' seeds and fertiliser see The Book of Bee-Keeping by W.B.Webster, Fourth Edition, L.Upcott Gill, London. The advert occurs very close to the beginning of the book. According to the advert, 'ONE & ALL' was the registered trademark of the Agricultural and Horticultural Association Ltd which was founded in 1867."
Company No: 3644; Agricultural and Horticultural Association Ltd. Incorporated in 1867. Dissolved between 1916 and 1932. Source National Archives Kew.