10|Pottsville, |1857|Pyrolig’ite|Timber |Railroad |Unfavor. |H.K. Nichols
| Pa. | | of iron | | sills | |
| | | | | | |
11|Erie Railway|1858|Boring | " |Bridges |Favorable|H.D.V. Prait
| | | | | | |
12|Galveston |1867|Casing |Piles |Bridge |Failure |W.H. Smith
| | | | | | |
13|New York |1868|Beerizing |Lumber |Signs |Doubtful |S. Beer
| | | | | | |
14|Wyoming |1868|Natural |Ties |Railroad |Preserved|J.
| Territory | | soil | | track | | Blinkinsderfer
| | | | | | |
15|Chicago, |1870|Foreman- |Timber |Steamboat |Favorable|M.B. Brown
| Ill. | | izing | | | 1879 |
| | | | | | |
16|Illinois |1871| " |Ties |Railroad |Failure |L.P. Morehouse
| Central | | | | track | |
| Railroad | | | | | |
| | | | | | |
17|St. Louis |1871| " |Shingles |Roof | " |F. De Funiak
| | | | | | |
18|Memphis & |1871| " |Ties |Railroad | " |F. De Funiak
| Charleston | | | | track | |
| | | | | | |
19|Washington, |1871|Tripler |Paving |Laboratory| " |W.C. Tilden
| D.C. | | | blocks | | |
| | | | | | |
20| " |1872|Samuel | " | " | " | "
| | | | | | |
21| " |1872|Taylor | " | " | " | "
| | | | | | |
22| " |1872|Waterbury | " | " | " | "
| | | | | | |
23| " |1872|Sulphate | " |Pennsyl- | " |J.A. Partridge
| | | of iron | | vania Ave| |
| | | | | | |
24| " |1872|Samuel | " |F. Street | " | "
| | | | | | |
25| " |1872|Samuel | " |16th St. | " | "
| | | | | | |
26|Norvolk, Va.| — |Red lead |Pine and |Teredo | " |P.C. Asserson
| | | | oak | | |
| | | | | | |
27| " | — |White zinc | " | " | " | "
| | | | | | |