Place of publishing:
"A paper read before The Hertfordshire Natural History Society and Field Club on the 1st of June, 1883. From, the Transactions of the Hertfordshire Natural History Society, Vol. II, Part 7, December, 1883" ; 20 s. : 23 cm
Subject and Keywords:
Projects co-financed by:
Operational Program Digital Poland, 2014-2020, Measure 2.3: Digital accessibility and usefulness of public sector information; funds from the European Regional Development Fund and national co-financing from the state budget.