Subject

• Plans (drawings). 4
• Sketches. 4
• Topographic surveys. 4
• Copies. Derivative objects. 3
• Engravings. Prints. 3
• Maps. Cartographic materials. 3
• Marine charts. 3
• Plans. Maps. 2
• Carbon copies. Reprographic copies. 1
• Holographs. Autographs. 1
• Lithographs. Planographic prints. 1
• Longitudinal sections. 1
• Manuscript maps. Maps. 1
• Measurements. 1
• Perspective views. Images. 1
• Photographs. 1
• Reports. 1
• Stats. Copies. 1
• Surveys. Documents. 1
• Working drawings. 1