Subject

• Copies. Derivative objects. 5
• Plans. Maps. 5
• Elevations. Orthographic projections. 4
• Photographs. 4
• Plans (drawings). 4
• Sketches. 4
• Topographic surveys. 4
• Cross sections. 3
• Manuscript maps. Maps. 2
• Marine charts. 2
• Reductions. Copies 2
• Reports. 2
• Stats. Copies. 2
• Surveys. Documents. 2
• Working drawings. 2
• Carbon copies. Reprographic copies. 1
• Design drawings. 1
• Diagrams. 1
• Duplicates. Copies. 1
• Engravings. Prints. 1
• Longitudinal sections. 1
• Manuscripts. 1
• Measurements. 1
• Notes. 1
• Perspective views. Images. 1
• Tide tables. 1