Report on the Filtration of River Waters for the Supply of Cities, As Practised in Europe, Made to the Board of Water Commissioners of the City of St. Louis

Report of the filtration of river waters

A special report on the pollution of river waters

Statement in reply to an order of the House of Delegates, 9th February, 1839, calling for certain information relative to surveys made in the summer of 1838 for the route of the Maryland Canal

A special report on I.

Approximate estimate of that portion of the "Brookville Route," of the Maryland Canal, surveyed during the summer of 1838, under the direction of Col. J.J. Albert