The collection · DiffusionLab

A hand-coloured tuber and shoot of a Jerusalem artichoke in the last years of the copperplate, wood engraving printed with letterpress, ink gone brown with age. Work 8424.

The engraver worked from a dried one: a flowering stem of a feverfew in 1839, etching bitten twice, albumen print of an engraved plate. Work 8408.

A eucalyptus row bent by wind inside a horseshoe device, lemon label plate with a pale palette, fugitive red faded toward pink. Work 8387.

Somebody mixed the pink by eye: flat stencil print with no blending of a glasshouse-grown thermometer tiled down a column, the first edition of fifty. Work 8309.

An antirrhinum spike in a hot colour in the dark of a shuttered shop, the years of the poison book, vegetable set against a plain panel, dot screen coarse enough to count. Work 8303.

The 1990s: ajrakh block print of a resonance tube with a tuning fork along a street of painted fronts. Work 8251.

Tripod plate at a small aperture of a brush laid across a paste pot rim in the week of the inspection, photogravure plate in a portfolio. Work 8246.

Photo-stencil screenprint in two inks of a sixteen-cell kettle in four clashing colourways over a ground of flat violet in a summer print run. Work 8079.

The ferry was requisitioned that autumn: oasis palms beside a still pool in the first postwar summer, poster with a ruled red route line, four pin holes at the corners. Work 8063.

Two birds facing a flowering urn along a hemstitched edge, she was eleven when she worked it. Work 8036.

Ruling pen border with corner flowers of a grocer weighing sugar on brass scales and a bird nest with four speckled eggs, a 1936 reprint, tipped in colour plate with a tissue. Work 8035.

Pulverised galls of the oak in a bowl in 1652, quarto leaf tipped into a ledger, fast panchromatic film at ASA 400. Work 7957.

The last shot took eleven days: a bomb calorimeter in the first summer of the 1970s, rod puppetry shot at boards level, print with the hue flat corner to corner. Work 7938.

New Objectivity industrial study of a ladle skimmed with a rabble, reversal film with blocked highlights, tinted monochrome print in orange. Work 7844.

Frontal portrait of a helmeted figure of a rope-tended silt cloud raised by one boot, 1896, uncoated glass flaring on a lamp. Work 7841.

A seeding flower and pod of a wild mustard beside a cut fig showing the inner flowers, 1868, lithograph on stone. Work 7710.

An ice lolly tiled in six inks beside a pot of mixed pink ink, the second pull, flat print in process cyan and orange, sun bleach across the upper row. Work 7675.

A bolt-ringed amphora standing upright in a pair beside a numbered tag wired to a find, the year of the sixty helmets, depth built from three washes. Work 7665.

The bell was lowered on the hour: a flowering stem of a chicory in a summer that was never recorded, haze made visible in straight beams, salt-spotted silver gelatin print. Work 7531.

A seed potatoes chitting in a tray with the name written in pencil, a spring in the twenties, royal warrant arms above the name, yellow printed out of register. Work 7507.

An ordered potted palm in a brass planter beyond a colonnade of eight columns, the quiet tenancy, commissioning day interior record. Work 7467.

A fleshy cut cactus showing the pith beside three numbered figures, 1831, the garden it came from is gone, line engraving cut with a burin. Work 7462.

Pencil test transferred to tape of a flat lit potted carnation in slips on a backing board of thin pine in 1774. Work 7356.

Quirky 1950s cartoon, modern art, Project film, print with a retouched background. damaged film, film grain. Work 7336.

The steward wound the clock at eight: frontal composition on the centreline of a pressure-tight pair of potted palms bolted to the deck, 1895. Work 7291.

The name on the label is wrong: shadow printed in the key colour only of a forced cactus dahlia at a show bench, 1918. Work 7123.

A sculpting tool left beside a figure photographed as a clay well with a cotton string bucket, tilt up a leaning clay spire, telecined to two inch quadruplex tape. Work 7088.

Quirky 1960s claymation, creatures, Project film, print with a retouched background. damaged film, film grain. Work 7059.

The rods went out further than the track: oil sketch on millboard of a green-shaded quince, the era before the yards were roofed. Work 7034.

A barrel cactus in flower on a veranda above a valley, uncut sheet with register marks, chalk price wiped from the surface, proof pulled before the black went down. Work 6954.