1876- Baltimore, Md., "Single- 1/? Eastern Avenue Bridge. c.1913 Jones Falls beam iron Cost, $12,382. Built by bridge" Bollman. (truss?) 1877- Baltimore, Md., Pratt and 1/88'6" Lombard Street Bridge. Jones Falls bowstring Three lines of truss; truss two outer trusses, composite cast- and wrought-iron polygonal Pratt type; center composite bowstring with Pratt-system web. Both chords are cast-iron water mains, bifurcated at the end bearings; cast-iron posts and wrought-iron ties. In service. Cost, $7,632. Designed by Jas. Curran, Baltimore water department; built by Bollman. 1877- Baltimore, Md., Iron truss 1/? Bath Street Bridge. Cost, c.1913 Jones Falls $4,172. Built by Bollman. 1879-? Baltimore, Md. Drawbridge 1/? Over entrance to City Dock. Cost, $13,182. Built by Bollman. 1879- Baltimore, Md., Warren 2/173'9" North Street (now c.1930 over Jones Falls truss Guilford Avenue) Bridge. and railroad Composite trusses; tracks cast-iron top chord and end posts; wrought-iron bottom chord and web members. Cost, $38,772.45. Built by Bollman; designed by Latrobe. 1881-1960 Baltimore, Md., Wrought- 1/? Union Avenue Bridge. (Woodberry), iron Pratt Built by Bollman; Jones Falls truss possibly designed by him.