muller

Hermann Joseph 1890–1967 American geneticist

Herta 1953–     German (Romanian-born) writer

(Friedrich) Max 1823–1900 British (German-born) philologist

Johann 1436–1476 Regiomontanus German astronomer

Karl Alexander 1927–     Swiss physicist

Paul Hermann 1899–1965 Swiss chemist

:  a stone or piece of wood, metal, or glass having a usually flat base and often a handle and held in the hand to pound, grind, or mix a material (as a drug) or to polish a surface :  pestle