Hand drawn ink floor plan of Cave No. 99. Scale is 15 ft. to an inch.

Hand drawn ink and ink wash floor plan of Caves No. 90 and 91 on paper, with some annotations. Scale is 15 ft. to an inch.

Hand drawn pencil, ink and ink wash floor plan of Cave No. 89. Scale is 15 ft. to an inch.

Unfinished hand drawn floor plan of Caves No. 8, only depicting the tanks, No. 9, and No. 10, pencil, ink and ink wash on paper. Scale 15 ft. to an inch.

Hand drawn ink and ink wash floor plan of Cave No. 78, including an annotation. Scale is 15 ft. to an inch.

Hand drawn ink and ink wash floor plan of Cave No. 72, including some annotations. Scale is 15 ft. to an inch.

Hand drawn topographic view and floor plan of Caves No. 6 and No. 7 in pencil, ink, and ink wash on paper. Scale 15 ft. to an inch.

Hand drawn ink and ink wash floor plans of Caves Nos. 56 and 57, including some annotations. Scale in 15 ft. to and inch.

Hand drawn ink and ink wash floor plan of Cave No. 5, including an annotation. Scale is 15 ft. to an inch.

Hand drawn ink and ink wash floor plan of Cave No. 50. Scale 15 ft. to an inch.