Lancaster's specification (patent no. 13161) for a cannon with an oval bore, dated 3rd July 1850

Object Title

Lancaster's specification (patent no. 13161) for a cannon with an oval bore, dated 3rd July 1850

Lancaster's specification (patent no. 13161) for a cannon with an oval bore, dated 3rd July 1850

Reference

RA PH A2989.2

Level

Item

Extent

B/W Negative

Access Conditions

Open access

Reproduction Conditions

Crown Copyright