... THE EYES OF RHINEURA FLORIDANA

... THE EYES OF RHINEURA FLORIDANA (HB)

A REVISION OF THE SOUTH AMERICAN NEMATOGNATHI OR CAT-FISHES

A REVISION OF THE SOUTH AMERICAN NEMATOGNATHI OR CAT-FISHES (HB)

ANNUAL REPORT (PB)

ANNUAL REPORT (HB)

ANNUAL REPORT (HB)

ANNUAL REPORT OF THE DIRECTOR FOR THE YEAR ENDING ..., VOLUMES 7-12 (HB)

ANNUAL REPORT OF THE DIRECTOR, VOLUMES 9-13

ANNUAL REPORT OF THE DIRECTOR, VOLUMES 9-13 (HB)

CATALOGUE AND BIBLIOGRAPHY OF THE FRESH WATER FISHES OF THE AMERICAS SOUTH OF THE TROPIC OF CANCER

CATALOGUE AND BIBLIOGRAPHY OF THE FRESH WATER FISHES OF THE AMERICAS SOUTH OF THE TROPIC OF CANCER (HB)

CATALOGUE OF A MEMORIAL EXHIBITION OF THE WORKS OF AUGUSTUS SAINT-GAUDENS, APRIL TWENTY-NINTH THROUGH JUNE THIRTIETH, NINETEEN HUNDRED AND NINE

CATALOGUE OF A MEMORIAL EXHIBITION OF THE WORKS OF AUGUSTUS SAINT-GAUDENS, APRIL TWENTY-NINTH THROUGH JUNE THIRTIETH, NINETEEN HUNDRED AND NINE (HB)

CATALOGUE OF AN EXHIBITION OF EARLY ENGLISH PORTRAITS AND LANDSCAPES, LENT BY MR. JOHN H. MCFADDEN, APRIL THE TWENTY-SIXTH THROUGH JUNE THE FIFTEENTH, MCMXVII

CAVE VERTEBRATES OF AMERICA, A STUDY IN DEGENERATIVE EVOLUTION

CAVE VERTEBRATES OF AMERICA, A STUDY IN DEGENERATIVE EVOLUTION (HB)

CAVE VERTEBRATES OF AMERICA; A STUDY IN DEGENERATIVE EVOLUTION

CAVE VERTEBRATES OF AMERICA; A STUDY IN DEGENERATIVE EVOLUTION

CAVE VERTEBRATES OF AMERICA; A STUDY IN DEGENERATIVE EVOLUTION (HB)

CAVE VERTEBRATES OF AMERICA; A STUDY IN DEGENERATIVE EVOLUTION (HB)

MEMOIRS

MEMOIRS (HB)

MEMOIRS (VOLUME 05)

MEMOIRS (VOLUME 06)

MEMOIRS (VOLUME 08)

MEMOIRS (VOLUME 10)

MEMOIRS VOLUME 05

MEMOIRS VOLUME 05 (HB)

MEMOIRS VOLUME 06

MEMOIRS VOLUME 06 (HB)

MEMOIRS VOLUME 08

MEMOIRS VOLUME 08 (HB)

MEMORIAL OF THE CELEBRATION OF THE CARNEGIE INSTITUTE AT PITTSBURGH, PA., APRIL 11, 12, 13, 1907 (HB)

MEMORIAL SERVICE IN HONOR OF ANDREW CARNEGIE, ON HIS BIRTHDAY, TUESDAY, NOVEMBER 25, 1919, CARNEGIE MUSIC HALL, PITTSBURGH, PENNSYLVANIA

MEMORIAL SERVICE IN HONOR OF ANDREW CARNEGIE, ON HIS BIRTHDAY, TUESDAY, NOVEMBER 25, 1919, CARNEGIE MUSIC HALL, PITTSBURGH, PENNSYLVANIA (HB)

MEMORIAL SERVICE IN HONOR OF ANDREW CARNEGIE, ON HIS BIRTHDAY, TUESDAY, NOVEMBER 25, 1919, CARNEGIE MUSIC HALL, PITTSBURGH, PENNSYLVANIA - PRIMARY SOU

OFFICIAL GUIDE TO THE CARNEGIE INSTITUTE OF TECHNOLOGY

OFFICIAL GUIDE TO THE CARNEGIE INSTITUTE OF TECHNOLOGY (HB)

PIMELODELLA AND TYPHLOBAGRUS VOLUME VOL. 7 NO. 4 (HB)

PIMELODELLA AND TYPHOLOBAGRUS

PIMELODELLA AND TYPHOLOBAGRUS

PIMELODELLA AND TYPHOLOBAGRUS (HB)

PRIZE ESSAY CONTEST

PRIZE ESSAY CONTEST (HB)

PRIZE ESSAY CONTEST (HB)

THE AMERICAN CHARACIDAE; V. 43; PT. 2

THE AMERICAN CHARACIDAE; V. 43; PT. 2 (HB)

THE AMERICAN CHARACIDAE; VOLUME PT. 3

THE AMERICAN CHARACIDAE; VOLUME PT. 3 (HB)

THE CHEIRODONTINAE (HB)

THE FRESHWATER FISHES OF BRITISH GUIANA, INCLUDING A STUDY OF THE ECOLOGICAL GROUPING OF SPECIES AND THE RELATION OF THE FAUNA OF THE PLATEAU TO THAT OF THE LOWLANDS

THE FRESHWATER FISHES OF BRITISH GUIANA, INCLUDING A STUDY OF THE ECOLOGICAL GROUPING OF SPECIES AND THE RELATION OF THE FAUNA OF THE PLATEAU TO THAT OF THE LOWLANDS

THE FRESHWATER FISHES OF BRITISH GUIANA, INCLUDING A STUDY OF THE ECOLOGICAL GROUPING OF SPECIES AND THE RELATION OF THE FAUNA OF THE PLATEAU TO THAT OF THE LOWLANDS (HB)

THE FRESHWATER FISHES OF BRITISH GUIANA, INCLUDING A STUDY OF THE ECOLOGICAL GROUPING OF SPECIES AND THE RELATION OF THE FAUNA OF THE PLATEAU TO THAT OF THE LOWLANDS (HB)