If your are looking for a catalogue the great American manufacturers, piano history or genealogy help, then this is the place for you. Please note that this is a working list and not all data is complete. Therefore, use this list as a starting point, and not as a final source. Information is intended for use in public libraries and educational institutions. 

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Look up spelling of brand name starting with the letter "G" GABAUHR, JULIUS, SR. GABEL & SONS GABEL, HENRY GABLE GABLER, E. BROS GABLER, EMIL GABLER, ERNEST GABRIEL GABUER, D. GAEHLE & KNABE GAEHLE & MAWS GAEHLE, HENRY GAGE, WALTER GAHLE & MAAS GAIDON GAINES & CO. GAKKI GALE, A.H. GALENBERG & VAUPEL GALIBRI GALIGHER, JOS. GALLAN, JOEL GALLERIE, J. FRENK COLLERT GALLOWAY* GALLYAS, PABLO GAMAGE, O.A. GAMBEL & CO. GAMBLE, A.H. & CO. GANER, CHRISTOPHER GANGE & SON, N. GANSERT GANSEVOORT* GANTER, J. & SON GANWOOD* GARBE GARBUTT, J. GARBUTT, T. GARCKA, GEORGE GARDELLE* GARDELLIA GARDINER PIANO CO. GARDNER & ZELLNER GARDNER BROS. GARDNER, A.B. GARDNER, A.G. GARDNER, I. ORGANS GARDNER, J.W. GARDNER, W.P. ORGANS GARFIELD* GARL, FUNIUS GARLAND GARLAND PIANO GARN-WILMERSDORF GARNER & SON GARR* GARRENTON GARRETSON GARTH* GARVAL, HENRY GARWOOD PLAYER* GARZOLD* GASPARINI GASSIN, JOSEPH GATES ORGAN & PIANO CO. GAUDIN GAUDONNET GAUS FRERES & CIE. GAUSS BROS. CO. GAUTIER, JULES GAVEAU GAVEAU, AUGUSTIN GAVEAU, ETIENNE GAVEAU, JOSEPH GAVERT GAVIOLI, C. GAWENDA, FRANZ GAY 90'S GAYLOR* GAYLORD & CO. GAYNOR* GAZZA, PIANO CO. GEARHARD GEBAUER GEBAUER, JR. G.G. DIETR GEBHARDT PIANO CO. GEBHART GEBHARZ PIANO CO. GEBSTADT GEBSTADT, OSCAR GEDNEY GEIB & CARNES GEIB & CO. GEIB & JACKSON GEIB & SON GEIB & WALKER GEIB JOHANNES GEIB PIANOS GEIB, ADAM & WM GEIB, GEORGE H. GEIB, J.A. GEIB, JOHN GEIB, JOHN & ADAM GEIB, JOHN & SON GEIB, JOHN , ADAM & WM GEIB, WM H. GEIB, WM. GEIL, FRED CO. GEISEKE & ROTH ORGANS GEISER, EMIL GEISLER GEISLER, A.H. GEISLER, F. GEISSLER, F. GEISTER & SCHWABE GEM PIANO CO. GENNETT GENNETT & SON GENOA PIANO CO. GENUNG ORGANS GEORGE, ORION GEORGES GEORGI, GEORGE A. GERARD PIANO CO. GERARD, PAUL* GERBER, WM. GERBSTADT, OSCAR GERH, STEINBERG GERHARD GERHARD PIANO CO. GERHARD, MASON & RISCH GERHARD-HEINTZMAN GERHARDT PIANO CO. GERHARDT, T.H. GERHARZ GERHARZ PIANO CO. GERLING GERMAIN PIANO CO. GERMAIN, JACQUES GERMAN AMERICAN GERMAN* GERNER & SONS CO. GEROCK GEROCK-ASTOR GEROLD, CHARLES A. GEROLD, F. GERONIMO GERRISH, W.G. GERSHAM & CO. GERSTENBURGER, J. GERSTENECKER, JOHN A. GERTZ, WILHELM GERVEX GESTAGE GESTERRI* GETCHELL, G.W. GETTERSON* GETTS GETTS, GEORGE W. GEVAERT, V. GEYER, ADOLPH GIBAUT GIBBONS & STONE GIBBONS, DWIGHT GIBBS* GIBERSON, J FERD GIBESON & CO. GIBESON BROS.* GIBSON & DAVIS GIBSON BROS.* GIBSON PIANO CO. GIBSON* GIBSON, J. FRED GIBSON, T & M GIBSON, THOMAS & M. GIBSON, WM. GIDDING* GIESE-REINECKE & CO. GIFFIN, SIMON M. GIFFORD* GILBERT GILBERT & CHURCH GILBERT & HARMER GILBERT & SON GILBERT (France) GILBERT PIANO CO. GILBERT, H.C. GILBERT, LEMUEL GILBERT, LEMUEL & TIMOTHY GILBERT, THOMAS GILBERT, TIMOTHY GILBERT, TIMOTHY & CO. GILCHRIST, DOUGLAS GILDMEISTER & KROEGER GILES PIANOS LTD. GILFERT & ASPINWALL GILFERT, GEORGE GILFERT, HENRY GILGEN, PHILLIP GILLAM, JOSEPH R. GILLES GILLI-PICHETTINO & SALZO GILLIO, A. GILLOT, A. GILMAN & CO. GILMORE GILSENAN GILSON GIMBEL BROS. GINTERMEISTER ORGANS GIRAFFE PIANO GIRARD (France) GIRARD (Philadelphia) GIRARD, F. GIRARD, PHILIP DE GIRARDY GIRARDY, L.E. & CO. GIRIKOVSKY, PRAHA GIROLK GLANVILLE, GEORGE GLASER GLASER, F. GLASS GLASS & PFLUG GLASS, C.F. & CO. GLEBERTS GLECKMAN GLEICHMANN, J.G. GLEICK, CARL GLEITZ, AUGUST GLEITZ, OTTO GLEITZ, RICHARD A. GLEN BROS. GLEN, R. GLEN, WILLON GLENN, ELIJAH B. GLENWOOD* GLESKE, ED GLIDDEN GLIDING GLOBE PIANO CO. GLORE* GLOSS & PFLUG GLUCK, CARL GMUNDEN, KAMMERHOFG GODERICH GODFREY GODFREY, CORNELIUS GODONE GASPAR GODONE JOHN GOEBEL GOERLANDS, I.C.A. GOERMANN, JOHANN GOERMAUS, JOHANNES GOERSE & KALLMAN GOESSL & CO. GOETHE* GOETZ GOETZ & CO. GOETZE, FRANZ GOETZE, GROSS GOETZMAN & CO. GOFF, J.W. GOGGAN, THOS. & BROS. GOLBRANSEN, C.L. GOLDEN PRACTICE PIANO* GOLDEN* GOLDEN, W.C. & CO. GOLDENGATE GOLDMAN GOLDSMITH & SONS GOLDSMITH PIANO CO. GOLDWYN GOMPH, GEORGE GONDLER GONGORA GONZALES & CO. GOODALL & WARREN GOODALL, HERBERT GOODMAN GOODMAN&FRISBIE ORGANS GOODMAN, H.N. GOODRICH, EBENEZER GOODRICH, WILLIAN M. GOODWIN GOODWIN & BALDWIN ORGAN GOODWIN & CO., CHARLES GOODWIN, WM. B. ORGANS GOOLD* GORDON & CO. GORDON & SLATER GORDON & SONS GORDON PIANO CO. GORDON, HAMILTON S. GORDON, S.T. & SON GORDON, STEPHEN CO. GORGER & GRUBB GORHAM & CO. GORHAM, C.L. & CO. GORINO GORLAND, J.K.A. GORLI & FIGLI GORLI, G. GORS & KALLMANN, KRAUT GORTON, CEPHAS GOSEHUTZ, C. GOSS, L.J. & A. GOSSL, JOSEF & ADOLF GOSSMAN, JOHN C. GOTTLIEB GOULD & BERRY GOULD, J.E. & CO. GOULD, STEPHEN L. GOULD-WILDER & CO. GOULDEN-WIND GOULDING & CO. GOULDING, GEORGE GOULDING-DALMAINE POTTER GOUNOD GOURLAY, WINTER&LEEMING GOURLAY-ANGELUS GOUTTIERE, ED. GOUWELS, JEAN GRABAU, M. GRABU & KUNST GRAF, ANTON GRAF, CONRAD GRAHAH, LONDON GRAHAM & ADAMS GRAHAM I. GRAHAM, JAMES GRAHMANN, G. GRAIN, T. GRAM PIANO CO. GRAM-REIHSTEIG CO. GRAMER GRAMER, JOSEPH GRANADA GRAND GRAND OPERA PIANOS GRAND PIANO CO. INC. GRAND PIANO CO.* GRAND PIANO&FURNITURE CO GRAND UNION PLAYER GRANDETTE GRANTON* GRANTONE PIANO CO. GRANTONS PIANO CO. GRATZ* GRAU, OTTO GRAU, OTTO (Uprights) GRAUL GRAY, A.* GRAY, DANIEL GRAY, JAMES A. GRAY, MATTHAIS GRAY, ROBERT & WM. GRAY, WILLIAM J. GRAYCROFT* GREAT UNION SQUARE PIANO GREAT UNION* GREAT WESTERN ORGANS GREELEY CABINET GRAND GREEN GREEN & CO. GREEN & SAVAGE GREEN MELODEONS GREEN, E.A. & SON GREEN, J.W. CO. GREEN, PETER GREEN, THEODORE & CO. GREENBERG* GREENER, J. GREENOBLE GREENUP* GREENUPS, GEORGE & SONS GREIG GRENDAHLS GRENOBLE* GRESHAM, LONDON GREVE PIANO CO. GREVE, CLAUS GREVE, G.B. GRIBBLE MUSIC CO. GRIEG GRIFFIN & SCUTTER GRIFFIN, CHARLES GRIFFINI, G. GRIFFITH PIANO CO. GRIFFITH, C.H. GRIFFITHS & SON, D. GRIGGS, ARTHUR P. GRILLOT GRIM, DAVID GRIMM, PETER GRINNELL BROS. GRISIERI, LORENZO ORGANS GROBER, JOHANN GROBESTEIN GROBMAN* GROEBER, GEORGE, JOHANN GROETAERS GROHS* GROLLS* GROMPRECHL* GRONINGER GROSJEAN GROSJEAN, GEORGE GROSS, A & SON GROSS, AUGUST & SON GROSS, GEORGE GROSVENOR GROTEAU ORGANS GROTEGUTH, F. GROTRIAN PIANO CO. GROTRIAN-STEINWEG GROUWELS, JEAN GROVE, D.B. GROVELAND* GROVENSTEIN, ABRAHAM GROVENSTEIN, JAMES H. GROVER & DEARE GROVER & GROVER GROVER* GROVESTEEN GROVESTEEN & FULLER GROVESTEEN & HALE GROVESTEEN, J.A. PIANO CO. GROVESTEIN & ILSLEY GROVESTEIN & TRUSLOW GROVESTEIN, TOWNSEND GROVVELUS, LUDOVICUS GROW & CHRISTOPHER GRUBB&KASTEGARTEN BROS GRUENBERG AUTO PIANO CO. GRUMBACH, G. & CO. GRUMBACHER GRUNEWALD GRUSS, E.F. GRUSS, FRANCIS GSCHWIND, I.G. GUARRO HERMANOS GUCKEL, OTTO GUDE, MORITZ GUELPH ORGANS GUERIN, PIERRE GUERRA, C. GUERRO, HERMAN GUERSNEY GUERSNEY PIANO CO. GUEST PIANO CO. GUEST, JAS. M. GUETZ CO. GUEURY GUICHARD & CO. GUIDO GUILD* GUILD, GEORGE M. GUILD-CHURCH & CO. GUILFORD GUILLO, A. GUILLOT GUIRTON GULBRANSEN GULBRANSEN & DICKINSON GULLIFORD & BARRON GUNDERSON GUNDERSON* GUNKLE BROS. GUNTHER & SON GUNTHER* GUNTHER, I. GUNTHER, OTTO GUNTHER, ROBERT GUNTHER, T. GUSTAFSON & LINDQUIST GUSTAR GUTTENBERGER* GUTTWALDH, JOSEPH GUTWALDT GUTWENNYER, PETER GUY, JOHN
 

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