The collection · DiffusionLab

Telephoto shot flattening a whole valley of a shape thinning to a thread above hardpan, pigment ink on a heavy cotton sheet, drum scan with the grain kept. Work 10085.

A figure between the slab and the sun, a late year of the survey, brutal contrast of black and pale, print struck to hold the sky white. Work 9836.

A ladder bolted flat to a monolith face, block worn round at every edge, the second slab was never opened, ink gone rusty on a paper twist. Work 9810.

Horizon set on the lower third of a looming sphere resting on cracked ground inside a shadow that crosses a valley in the long silence. Work 9715.

A suited traveller against a wall of pure cyan at the edge of a widening white bar, the years without a horizon. Work 9620.

A pan floor glazed and faintly blue against the flank of a pale ridge, the ground read hotter than the air. Work 9609.

Nobody agreed on what it was for: a half sphere sunk into a dry lake in the last of the deep soundings, three quarter view on an upright mass, pigment print on a baryta surface. Work 9463.

A star field plate on a light box on a ridge above a dry lake, 1904. Work 9379.

A relief-cut roller-marked flood silt covering half a causeway, the long dry age, relief carving rendered in flat light, salt print with a soft grey scale. Work 9269.

Peaks standing out of a white floor photographed as wedge holes in a split granite slab, sublime vista rendered without figures, stopped down to f22 for depth. Work 8999.

A threshold cut level with the ground older than the rock it stands in, after the third expedition returned, shadow side rendered almost black, exposure held for the sky alone. Work 8924.

Render with one hard shadow edge of a board marks left in a poured wall in after the surface was given up, stopped down for a deep focus field. Work 8578.

An ice auger turning in thick floe with two hundred miles to go, the mid 1920s, depot location sketch map, blue shadow across a snow field. Work 8263.

A sphere resting on cracked ground in the style of a wall crossing a ridge without turning in the lee of an upright slab, the second era of the watchers. Work 7976.

A gorge of black water below a bridge and a figure alone on a mile of pale shore, symmetry accurate to a single frame, gelatin silver on matte paper. Work 7971.

A length of rope going nowhere on rock cracked in a wide circle, inkjet on a heavy smooth rag, drum scan with the dust left in, carbon print in a single earth pigment. Work 7797.

The paint has fired off in patches: glass beads set into openings of an abraded crocketed gable above a saint, early 14th century. Work 7620.

The colour was added by hand at home: lithograph worked up on three stones of a heavily inked orbit of the skull from the front, early Victorian. Work 7579.

The pigment ate through the skin: egg tempera miniature with gold leaf of a scraped rubric in vermilion, late 15th century. Work 7068.

A three figures at a corner for scale at the edge of a squared hole, the last of the deep soundings, survey photograph with a scale bar, frame printed full to the rebate. Work 6684.

A shadow-barred light beam through a roof hole, a day the stone stayed cool, stillness as the subject, smoke pumped into a gallery. Work 6654.

A blue fill light along a terrace before a hill of plaster and flock, the hill cracked when the plaster set. Work 6647.

A dry lake bed in white glare at the foot of a rusted water tower, 16mm blow-up frame, bounce off a salt pan. Work 6294.

A temporary trench in a dry lake bed, 1981, faded to a yellow cast. Work 6218.

A list of numbers typed in a column on a dry lake bed, the early 1980s. Work 6103.

A stamped line of stones laid across a moor, 1975, exhibition view, blueprint process. Work 5902.

A drought-cracked riverbed, Caillebotte street scene, cloistered, photographer's thumb. Work 5552.

A moated widowed drought-cracked riverbed, airbrush painting, the flower rota, polarised sky. Work 5404.

An apothecary jar doing its taxes when the teacher turns around, before the flood took the town, test pattern, frosted glass light. Work 5383.

Membership certificate of a rock glacier in deep winter, smog. Work 5224.