Hand-held gas sampler by J H Naylor Ltd of Wigan, patent 319,231, for checking quality of town gas [?], 1950-70.
Details
- Category:
- Environmental Science & Technology
- Object Number:
- 1997-1710
- type:
- gas sampler
- credit:
- Casella Limited
Hand-held gas sampler by J H Naylor Ltd of Wigan, patent 319,231, for checking quality of town gas [?], 1950-70.