Robuta

https://www.huntington.org/collections/lib-751443 Observations of the magnetic dip in the United States : fourth series | Collections | The Huntington in united states of the magnetic dip https://www.rmg.co.uk/collections/objects/rmgc-object-10863 Magnetic, dip circle | Royal Museums Greenwich magnetic dip circle royal museums greenwich https://www.aanda.org/articles/aa/ref/2013/03/aa20597-12/aa20597-12.html Non-linear force-free magnetic dip models of quiescent prominence fine structures | Astronomy &... https://www.rmg.co.uk/collections/objects/rmgc-object-554471 North Atlantic winds- currents- magnetic variation and dip sea temperature and prevalence of rain,...