🌐EnglishEnglishDeutschEspañolFrançaisNederlandsPortuguêsSvenskaEntityQ16994775· pop 5· linked from 2 articlesFrank HappersbergerAmerican artistMusic · MusicBrainzTypePersonCountryUSActive from1915-12-12Active to1998-05-14via MusicBrainz · CC0Recent publications · Crossref5 total works indexedThe SILVA ribosomal RNA gene database project: improved data processing and web-based tools · 2012 · cited 28,366xIntermolecular interactions from a natural bond orbital, donor-acceptor viewpoint · 1988 · cited 16,575xAccurate normalization of real-time quantitative RT-PCR data by geometric averaging of multiple internal control genes · 2002 · cited 15,914xThe american rheumatism association 1987 revised criteria for the classification of rheumatoid arthritisConnectionsCaliforniaEntitySan FranciscoEntityCategories1859 births1932 deaths19th-century American male artists19th-century American sculptors20th-century American male artists20th-century American sculptorsAmerican male sculptorsAmerican people of German descentArtists from the San Francisco Bay AreaSculptors from California