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collected papers & publications, correspondence

Framed painting of cherries: 21 different coloured cherries (shades of white, green, orange, yellow, pink, red. black) on individual white card (approx 9 x5 cm) glued onto buff coloured paper. Inscribed 'Paintings by H C Ostersock' (bottom, right). Wood frame (47.5 x 38.5 cm). No date. The cherries are grouped into 4 types labelled: 'Black varieties of cherries' containing 4 black cherries labelled 'Blk Eagle', 'Jaboulay', 'Early Rivers' and 'Bg d'Schrecken'; 'White varieties of cherries' containing 6 cherries labelled 'Florence', Bg. Napolean', 'Emp. Francis', 'Elton', Ludwigs Bg.' and 'Stark's Gold'; 'Seedless from black crossed black' containing 8 cherries labelled ''404', '42', '427', '121', '138', '51' and '220'; 'Seedlings from whiote crossed white' containing 3 cherries labelled '168', '208' and '206'.

Minutes of meetings of NFT Cherry and Plum Panel mainly re JI cherry selections on trial, but also plums, with notes, reports of trials, and some correspondence re JI cherry selections. Includes comments on status of JI plum 'Merton Gem'

Colour 35mm slides. Punnets of fruit of selections 12300 [Inge], 12121, 11287 & 14703, 11170 & 11214, 12418 at NFT.

Correspondence with RK Tobutt concerning cherry selections; information on cherry breeding at EMRS (1981), transfer of cherry scion breeding from JII to EMRS. Includes notes on JI seedlings made during assessment of selections to be preserved in national collection.

Descriptions of fruit: selected cherry seedlings 10189-14724, varieties A-Z, JI 'Merton' cherries, seedlings 3046-14728 ("discarded"). This is a composite file containing several generations of record cards for some seedlings.

Slide copies of glass plate negatives in PM 3/5 above, numbered M1-155. Also ten slides numbered 216, 222-230, not corresponding to either series but duplicating material in PM 3/5: tables, graphs and flow charts relating to bacterial canker work.

Extensive notes and experimental results: cherry stone accessions and sowings, test inoculations using different strains of Pseudomonas, leaf washes, early work on bacteriophages and bacteriocins of Pseudomonas morsprunorum.

Notes from literature on cherry varieties resistant and susceptible to bacterial canker. Also initial observations on canker susceptibility of mature trees at Bayfordbury.