The collection · DiffusionLab

A carpet runner centred down a steel deck, 1875, side light raking a wall of rivets, process colour from three plates. Work 9541.

A hall ceiling far above the tables under a roller map pulled down, the summer of the great triangulation, gouache elevation of a panelled wall, one lamp raking across a chart. Work 9537.

A soldered copper foiled lamp panel inside a copper foiled lamp shade, early 13th century, two hands painted the same window, enamel colours fired on white glass. Work 9524.

A stair rising out of the water to a door beneath a coffered ceiling reflected whole in the long wet age, photogravure with a deep vault black. Work 9442.

A records office with wall-high files in a lit vestibule for gowning in the era of the issued childhood, blind shadow across a steel table, hard edged shadow on a tiled floor. Work 9436.

Corridor lamp every twenty paces at a numbered hatch in a plinth in the second programme, still frame from a slow tracking shot, cross processed to a teal shadow. Work 9429.

Deep focus lobby with one small figure of a funicular carriage at a lower station, grain in the shadow under a stair, Ektachrome gone warm under lobby lamps. Work 9424.

A wash stand with a matched jug and bowl and a mounted ibex head over a fireplace, two colour litho in pink and mint, Ektachrome gone warm under lobby lamps. Work 9336.

A chronometer in a brass bound box and a fan wheel turning in a wire cage under a riveted builder's plate, the winter of the deep station, volumetric light through lamp haze. Work 9329.

1914: optical shop record photograph of a chronograph drum with a pen on it in a dormitory corridor. Work 9311.

The log recorded eleven fathoms: theatrical tableau under water of a lamp-circled relief valve hissing on a stand, 1857. Work 9268.

A globe lamp on a brass stem beyond a queue rail with no queue, 1993, after hours photograph of a lobby, fibre based print with a soft black. Work 9256.

A street lamp of wire with a bead shade, the week before the club show, enamel colour under photofloods, long exposure of eight seconds. Work 9234.

A brass microscope on a mahogany plinth through an open bulkhead door in the year the lamps were fitted, hand coloured engraving with gum arabic. Work 9212.

A window wall of panes in matched frames and a pair of sconces either side of a door, figure backlit in a doorway of light, lantern slide bound in tape. Work 9205.

Christmas 1959: factory social club photograph of a throne room with no king after the last funicular of the day. Work 9200.

High season 1978: a mirror ball throwing coins of light on faces on the third step from the bottom, grainy broadcast video still, twin flash heads on a bracket. Work 9134.

It was centred by measuring from both walls: a crank turned by a gloved hand in the year the gallery was added, tinted lantern slide of an interior, two colour litho in mint and ochre. Work 9111.

Interiors feature in full colour of a woman in a beaded gown adjusting one strap in the season at the hotel, cover proof with the title over gilt. Work 9086.

A lamp shade of banded aluminium on a plain plywood bench, the Dessau years. Work 9063.

Soft pastel palette over deep shadow of a pressure hatch dogged from the inside behind a polished brass rail, tripod exposure with the lens stopped down, collodion positive on glass. Work 8991.

Confessional diary photograph of a kurent, streetlight through a rainy window, half plate negative held level. Work 8962.

1898, a gold-tooled composition roller recast in a mould with a rule laid in the stick, chapel group portrait. Work 8838.

Summit panorama joined from plates of a knife edge test in a dark corridor down a long spectrograph well, the late 1890s, halation halo around a bright star. Work 8818.

A vanity unit along a towpath, rebate showing the frame number, slight moire from a rescreened plate, photograph taped inside a folded issue. Work 8789.

A ladder in a shaft lit at the top photographed as a signal lamp glowing red in the dark, practical lamp in frame, smoke haze on an underground set. Work 8788.

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.

A wine locker with numbered bays under a lamp swinging in the wind in the hippie years, rushes frame, engraving on a dampened handmade sheet. Work 8741.

Low key portrait under one lamp of a hand on a cradle with its fingers spread, mixed fluorescent and tungsten sources, hard lamp with a controlled falloff. Work 8729.

Ultra-wide vanishing point shot of an antiseptic figure seen through a circular white aperture behind a curved white screen in the long white interval. Work 8710.