Air-analysis : a practical treatise on the examination of air with an appendix on illuminating gas / by J. Alfred Wanklyn and W.J. Cooper.

Public Domain Mark

You can use this work for any purpose without restriction under copyright law. Read more about this licence.

Credit

Air-analysis : a practical treatise on the examination of air with an appendix on illuminating gas / by J. Alfred Wanklyn and W.J. Cooper. Public Domain Mark. Source: Wellcome Collection.