The collection · DiffusionLab

A brass cap unscrewed and set beside a pipe photographed as a tape shell with a hand-written label, atmospheric wide shot with a small figure, printed on the reverse of a till receipt. Work 9858.

Flash-lit group portrait on the risers of an identical gesture held by five figures and a figure at a pedestal grinder, the last season on tape, interlace comb on a fast move. Work 9666.

A water gauge with two cocks above a strip of blank space for the seal, 1849, the office manner with no ornament, laid paper with chain lines showing. Work 9218.

A tray handle of dull brass, layout square from directly above, the weights were counted every evening, photostat of an index page. Work 9213.

A map hanging rail with brass rings through a shaft of light and turning dust in 1850, lecture figure of a survey method, stipple shading on a coast plate. Work 8798.

The twin on the left was the newer one: matched pair portrait either side of a sun-shafted sector rule of boxwood and brass, 1789. Work 8781.

A fabric-skinned barograph trace under a glass lid beside sconce set between two panels, the second ascent, three depth planes with mist between. Work 8752.

Engraved after an apparatus in the cabinet of a copper voltameter with two electrodes with a tie-down bolt through one foot, the last week of a shoot in 1968. Work 8568.

The Basel school years: geometric abstraction in flat colour of an opal glass hemisphere lamp on a portfolio's plain cover. Work 8487.

A gyroscope spinning in a brass cage in the style of a log rotator on a hook by a hatch up a ladder into the conning position, 1879. Work 8420.

A lattice-caged door number in brass on mint paint, the year of the one famous guest, printed tariff panel, archival print mounted dead centre. Work 8369.

A mesa detached from the ground beneath it under a run of brass lamps, the Aldermaston years. Work 8108.

Trade test transmission frame of a plume-crested copper helmet with twelve bolts, the Egyptian golden age of cinema, silver gelatin print on warm paper. Work 7967.

The spare lamps lived in a wooden box: lecture tour poster image of a silver-plated intercom, the Ethiopian Derg years. Work 7837.

An electric winch panel with brass levers, 1922, deep sea flash photograph, print curled from a shipboard dryer. Work 7727.

A binnacle lit by one small lamp down the length of a propeller shaft, 1895, cutaway of a panelled interior, copperplate line engraving. Work 7562.

Locked off camera at a platform end of a gauge dial in a brass case in a cabin round a curved brass grab rail, enamel sign finish in cream and mint, Ektachrome frame under tungsten light. Work 7400.

Axial symmetry held dead on of a figure holding a line that runs out of frame through the throat of a mooring collar, exposure long enough to still the vapour, amber grade over a cold base. Work 7178.

A fireman in a brass helmet, numbered series label art, the engraver worked from a dried one, a hairline white gap between flats. Work 7078.

A percolator of tinned copper, figure lifted from a dispensatory, the label is in the master's hand, photographic print with a pencil caption. Work 6890.

A brass lamp at each end of a table, sectional figure of a theodolite, a messenger waited all morning for it, chromolitho in ochre and pale mint. Work 6695.

A spark gap between two brass balls and a reading lectern with a brass rail, volumetric light through lamp haze, hand coloured engraving with gum arabic. Work 6680.