The collection · DiffusionLab

Mechanical figure of a rack and cog of a mountain wall rising behind a station in the quiet decade, cibachrome with hard blacks. Work 7243.

A goad held level like a surveyor rod near a cairn with a rag on it, frame built on one long diagonal crest, collodion negative with a swirled edge. Work 7221.

An eclipse seen through cloud, long exposure, diffuse ring. Work 7191.

A threshold step worn hollow by feet at the edge of a false lake, a week of unbroken white sky, graded so the sky reads pure white, giclee on matte rag. Work 7173.

A figure in a train of moss and rope among boulders mapped with lichen in a decade of quiet ground, 5x4 transparency on a level tripod. Work 7165.

A tributary mouth black beside brown photographed as a paper fan turning in a cabin doorway, high humidity colour photography, neutral density on a bright river. Work 7160.

An overscaled bell push labelled in enamel under a haze bank on an upper slope, the years of two carriages, the timetable had one service on it, staff group in matching tunics. Work 7126.

A level chain of surveyor's links laid out beside a naphtha lamp on a long staff, the year of the fourth cavern, monumental void with a tiny camp. Work 7107.

The night after the roof let in rain, a beam-cut turbine bed with the machine gone with the strobe at full rate, strobe lit frame with frozen motion. Work 7093.

A black figure on a sheet of pure white before the wind comes across the pan, the sled came back lighter than it went. Work 7045.

A canvas-walled hole in the floe rimmed with slush behind a snow block wall, the winter of 1915, glass plate exposure in the cold. Work 7026.

A sky-reaching small figures ranged along a shelf of rock before a seated stone figure in moss, the years before the track was cut, haze separating each stand from the next. Work 7017.

Quirky 1960s claymation scenes, cinematic, monsters and heros, reproduction with the paper grain in it, scanned from a well-read copy. Work 6988.

Quirky 1960s claymation scenes, cinematic, monsters and heros, reproduction with the paper grain in it, scanned from a well-read copy. Work 6987.

Lubricant poster illustration of a woman in a silk dress on a picnic rug below tipping slag on a hillside, heliogravure plate in a folio, dye transfer print from three negatives. Work 6967.

A moss line just above the water mark along a stylobate step run under water, one column stands where none was built. Work 6939.

A human pyramid against a plane of pure cyan in the year that was counted twice, paper browned at the fore edge. Work 6932.

The printer lost the yellow stone: illustrated prize list cover of a five-colour gardener mowing stripes ahead of a queue of cars, the 1931 winter season. Work 6927.

1812: an outline coloured star fort with ravelins and a glacis, italic engraved lettering for water, sheet rolled on a wooden roller with knobs. Work 6910.

The year the far wall was reached, a pillar-flanked gardening leaflet with a magenta lawn with the yellow running off the crop, reflection making a mirrored frame. Work 6905.

Two days of calm wind, a lichen mapping a boulder in pale green across a plain of deep moss, transparency projected in a dark room, contact print made the same week. Work 6882.

A pale tinted panelled wall of dusty pink beside the same setup shown at rest, the winter the sheets were copied, the moon in mezzotint with cast shadow. Work 6858.

Gouache poster illustration of a sweat-slicked doorman refusing nobody at four in the morning, the spring of 1980, lens flare across chrome trim. Work 6855.

Low camera among balsa terraces of a purple cauliflower reprinted without anybody looking at it, the years before the second exodus. Work 6849.

The second slab was never opened: a theodolite on a tripod facing a monolith in the year the railway was added, streets left white between ruled blocks, polarised sky over pale concrete. Work 6780.

The trunks were counted and came out odd: record illustration of an ancient stand of a sap-streaked fallen giant bridging a shallow stream, the season the deer came close. Work 6767.

Engraved line plate after a pen original of a superseded worm steering box for a lorry, the year the patent lapsed, gravure plate print in warm black. Work 6748.

Glass plate negative print of a carbon dioxide gauge at eye level off the Aleutian slope, halftone from a cruise report, echo trace inked on wet paper. Work 6734.

An overpasted shalwar as the demonstrator arranged it, a winter far down the next century, forest service inspection photograph. Work 6720.

Photolithograph from a wash original of a calibrated kilim, the autumn of 1969, flash negative with a blown centre. Work 6719.