 | George Lindley - 1831 - 674 str.
...PORTER, Esq. FRS 1 vol. fcp. 8vo. with Vignette Title and 50 Woodcuts, 6s. cloth. PORTLOCK.-REPORT ON THE GEOLOGY OF THE COUNTY of LONDONDERRY, and of Parts of Tyrone and Fermanmth, examined and described under the Authority of the Master-General and Board of Ordnance.... | |
 | J. S. Bayldon - 1834 - 286 str.
...PORTER, Esq. FRS 1 vol. fcp. 8vo. with Vignette Title and 50 Woodcuts, 6s. cloth. PORTLOCK.-REPORT ON THE GEOLOGY OF THE COUNTY of LONDONDERRY, and of...Tyrone and Fermanagh, examined and described under the Authority of the Master-General and Board of Ordnance. By JE PORTLOCK, FRS &c. 8vo. with 48 Plates,... | |
 | Robert Cox - 1836 - 434 str.
...R. Porter, Esq. FRS 1 vol. foolscap Svo. with Vignette Title and 50 Woodcnts, B.. cloth. PORTLOCK. - REPORT ON THE GEOLOGY OF THE COUNTY OF LONDONDERRY,...and of Parts of Tyrone and Fermanagh, examined and deseribed under the Anthority of the Master-General and Board of Ordnance. By JE Portlock. FR S. etc... | |
 | Charles Caleb Colton - 1837 - 496 str.
...By GR PORTER, Esq. FRS 1 vol. fcp. 8vo. with Vignette Title and 50 Woodcuts, 6s. cloth. PORTLOCK.- REPORT ON THE GEOLOGY OF THE COUNTY of LONDONDERRY,...Tyrone and Fermanagh, examined and described under the Authority of the Master-General and Board of Ordnance. By JE PORTLOCE, FRS Sic. Svo. with 48 Plates,... | |
 | 1843 - 708 str.
...Observations in 1839. With numerous Illustrations, from the author's own Sketches, By GH Wathen. Also, "Report on the Geology of the County of Londonderry,...Tyrone and Fermanagh." Examined and described under the authority of the Board of Ordnance. By JE Portlock, FRS, &c., with a large colored Map, 45 Plates of... | |
 | Baden Powell - 1838 - 376 str.
...GLASS. By GR POUTER, Esq. FRS Fcp. 8vo. with Vignette Title and 50 Woodcuts, 6s. cloth. PORTLOCK.-REPORT ON THE GEOLOGY OF THE COUNTY of LONDONDERRY, and of...Tyrone and Fermanagh, examined and described under the Authority of the Master-General and Board of Ordnance. By JE PORTLOCK, FRS &c. 8vo. with 48 Plates,... | |
 | Sir Henry Parnell - 1838 - 542 str.
...GLASS. By GR PORTER, Esq. FRS Fcp. Svo. with Vignette Title and 50 Woodcuts, 6s. cloth. PORTLOCK.-REPORT ON THE GEOLOGY OF THE COUNTY of LONDONDERRY, and of...Tyrone and Fermanagh, examined and described under the Authority of the Master-General and Board of Ordnance. By JE PORTLOCK, FRS tec. Svo. with 48 Plates,... | |
 | Charles Edward Trevelyan - 1838 - 270 str.
...Treasury. 8vo. with 60 Plates, comprising rery numerous Figures, 9*. cloth. PORTLO€K. — REPORT O» THE GEOLOGY OF THE COUNTY OF LONDONDERRY, and of Parts of Tyrone snd Fermanagh, examined and dexcrihed under the Authority of the Master-General and Board of O*dnancc.... | |
 | John Lindley - 1839 - 662 str.
...GLASS. By GR PoETKB, Esq. FRS 1 vol. fcp. Svo. with Vignette Title and 50 Woodcuts, 6s. cloth. PORTLOCK- REPORT ON THE GEOLOGY OF THE COUNTY of LONDONDERRY,...Tyrone and Fermanagh, examined and described under the Authority of the Master-General and Board of Ordnance. By JE PORTLOCK, FRS &c. Svo. with 48 Plates,... | |
 | Albertine Adrienne de Saussure Necker - 1839 - 354 str.
...Ordnance Geological Survey of that District. By JOHN PHILLIPS, MA etc. Svo. withGO Plates, pricey*. Captain Portlock's Report on the Geology of the County...and of Parts of Tyrone and Fermanagh, examined and descrihed under the Authority of the Master-General and Board of Ordnance. Svo. with 48 Plates,price... | |
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Report on the Geology of the County of Londonderry, and of Parts of Tyrone and Fermanagh, examined and described under the Authority of the MasterGeneral and Board of Ordnance. 
