3 items (formerly among the papers of Sir Jefferey Amherst [later Baron Amherst])...

3 items (formerly among the papers of Sir Jefferey Amherst [later Baron Amherst]) extracted from WO 34/129. Gibraltar. Three sheets of plans and sections. (1) 'A General Plan of the Spanish Established Lines and Forts across the Isthmus of Gibraltar, shewing the Additions and Alterations ... also, the position of their advanced Work for a Battery of Mortars with its Flanking Trenches; likewise their Buoyaus [i.e. subsidiary trenches] of Approach, running from the Sailliant [i.e. projecting] Angle of the Well Battery'. (2) 'A Particular Plan and Sections of their Battery, intended for Mortars,... together with Plan and Sections of the Flanking Trenches'. (3) 'A particular Plan and Section of their boyaus of approach issuing from the Sailliant Angle near the Well Battery ...'. Reference tables to items (1-2); extensive chronological notes, concerning Spanish movements between October and December 1780, to item (1). Scale: (1) 1 inch to 200 feet [1:2,400]; (2-3) 1 inch to 30 feet [1:360] (plans), 1 inch to 15 feet [1:180] (sections). Compass indicator to item (1). Each sheet signed by Colonel W Green, Chief Engineer. A note to item (1) states: 'N.B. This Plan laid upon, will correspond with any of the Plans already sent to England of 200 Ft to an inch'. A note to item (2) states: 'The Mortars may be already [i.e. as of 3 December 1780] placed in the Battery, but we have not been able as yet, to discover them'. Dimensions: (1) 58 cm x 83 cm; (2) 68 cm x 62 cm; (3) 100 cm x 85 cm. Originally accompanying General Eliott's [despatch] number 20, 1 December 1780. The document from which this extract was taken was destroyed in 1961 under s.6 of the Public Records Act 1958.

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