Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
The 'Proto' Oxygen Breathing Apparatus (instruction booklet)
Full title - Instructions for Use, Care and Maintenance of The ''Proto'' (Two Hour) Mark IV Self-Contained Oxygen Breathing Apparatus. 28 page booklet in grey covers, undated.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.