1. Electricity Supply Board.

Efficient Lighting in Offices.

Dublin, Lighting Section Electricity Supply Board, No Year. 21.3 cm x 30 cm. 45 pages. Black and white illustrations. Original Softcover. With spiral binding. Very good condition with only minor signs of external wear. Minor creases to cover. Minor foxing to pages throughout. Foreword page contains previous owner’s name in blue ink. Otherwise interior clean.

2. Osram (GEC) Limited.

Better Pictures with Osram-GEC photographic lamps and GEC photoflash bulbs.

No Place of Print, No Publisher details, No date (c. 1966) 13.5 cm x 21 cm. 32 pages. With 9 photographs and several illustrations. Original illustrated softcover. Very good condition with minor signs of external wear. Inscription by preowner on cover. Clean inside with solid binding.

3. Smith, Macdonald.

Light on Pianoforte Playing.

London, Macdonald Smith, No Date. 14.5 cm x 22.5 cm. 32 pages. Several black and white photographs and illustrations throughout. Original softcover. Good+ condition with only minor signs of external wear. Small abrasion to cover.