EntityQ11200333· pop 7· linked from 28 articlesHoward GrubbSign in to savemaker of scientific instruments (1844-1931)ConnectionsRoyal Astronomical SocietyOrganizationWorld War IConceptDublinEntityInternational Standard Book NumberEntitysubmarineEntityopticsEntityfirearmEntityWayback MachineEntityknightEntityfighter aircraftEntityparallaxEntityRoyal NavyEntityperiscopeEntityRoyal ObservatoryEntityrefracting telescopeEntitySirEntityTrinity College, DublinEntityFellow of the Royal SocietyEntityoptical telescopeEntityQ132879EntityCategories1844 births1931 deaths19th-century Irish astronomers20th-century Irish astronomersFellows of the Royal Astronomical SocietyIrish fellows of the Royal SocietyIrish inventorsKnights BachelorOptical engineersPeople from Monkstown, DublinTelescope manufacturers