On the occurrence of the nodular concretions (coal balls) in the lower coal measures

By

Lomax, James

Type

Article

Date of Publication

1902-12

Original Publication

Annals of botany

Volume

16

Pages

603--604

Contributed by

New York Botanical Garden, LuEsther T. Mertz Library

Language

English

Published by

London, Academic Press [etc.],

Identifiers

DOI: https://doi.org/10.1093/oxfordjournals.aob.a088901