River Forest park. District #2. Water system.

Pencil on tracing paper; location of pipes for entire park; bordered at top by Lake Ave., at left, by Keystone Ave; unsigned;; 98 x 60 cm.; No scale [from photographic copy by Lance Burgharrdt]

Equisetum hyemale North of Palidase Park, Mich.

[Negative by J.G. Brown, Slide by Geo. D. Fuller; Department of Botany, ]