Natural history excursions, magnetical observations, the geographical survey of the island of Guam, entrusted to Duperrey, were all being pushed forward simultaneously.
On the 17th we left the bay and passed round the north end of Magnetical Island.
The result of Captain Cook's observation must therefore be attributed to some other cause than, as he supposed, to a magnetical power in the hills of this promontory.
It appears by all Circumstances, that its Period is of many Centuries of Years, and as far as may be collected from the Change of the Place, where there was no Variation, by reason of the Equilibre of the two Southern Magnetical Poles, viz.
Why then may we not suppose these said Arches to be lin'd throughout with a Magnetical Matter, or rather to be one great Concave Magnet, whose two Poles are the Poles we have before observ'd to be fixt in the Surface of our Globe.
An Account of the Cause of the Change of the Variation of the Magnetical Needle, with an Hypothesis of the Structure of the Internal Parts of the Earth; as it was proposed to the Royal Society in one of their late Meetings.
The same holds likewise against the Hypothesis of Magnetical Fibres, which Kircher maintains.
And this perhaps may not without Reason be suppos'd to be the final Cause of the admixture of the Magnetical Matter in the Mass of the Terrestrial parts of our Globe, viz.
A Theory of the Variation of the Magnetical Compass.
In this latter I found garnets and magnetical sand.
This sandstone combines angular fragments of gneiss, quartz, and chlorite, magnetical sand, madrepores, and petrified bivalve shells.
Barlowe, in his treatise Magnetical Advertisements, printed in 1616 (p.
All the Advantages we receive from distant Commerce, we must still have been Strangers to, but for this fortunate Application of the magnetical Power.
But the present Age, and even this Nation, boasts of a Gentleman[1], who seems to be entrusted with the magnetical Powers themselves.
Fellow of the Royal Societies of London and Edinburgh, Professor of Mathematics in the Royal Military Academy at Woolwich, and Author of the History of Magnetical Discovery, &c.
With regard to the Magnetical and Meteorological Establishment: I suppose that James Ross's expedition had returned: and with this, according to the terms of the original grant, the Magnetical and Meteorological Establishments expired.
With regard to the Reduction of the Magnetical Observations, 'I have not yet felt sufficiently satisfied with any proposed method of discussing the magnetic results to devote any time to their further treatment.
In this year Mr Glaisher resigned his appointment: I placed his Department (Magnetical and Meteorological) under Mr Ellis.
Reference is made to the increase of facilities for making magnetical and meteorological observations.
Admiralty for the Astronomical Establishment, and to the Treasury for the Magnetical and Meteorological Establishment.
Syllabus of a course of three Lectures on "Magnetical Errors, &c.
And I personally am most unwilling to recede from the existing course of magnetical and meteorological observations.
With regard to the Magnetical and Meteorological Establishment.
With respect to the Magnetical and Meteorological Establishment, the transactions in this year were most important.
These are appended to theMagnetical and Meteorological Volume for 1869.
The original astronomical part was provided by the Admiralty, and the new magnetical and meteorological part was provided by the Treasury: and the whole Estimates and Accounts of the Observatory never appeared in one public paper.
Being satisfied with the general efficiency of the system arranged by Mr Brooke for our photographic records (of magnetical observations) I wrote to the Admiralty in his favour, and on Aug.
We powdered them again in an agate mortar, and then remarked that the magnetical bar raised up some of the smallest every time they are placed under it.
This magneticalsand is found in a wood, where, from time immemorial, they have made, and still continue to make, coal furnaces.
Among the subscribers, was Mr. Rowley, the memorable constructor of the orrery; and among my favourers was the lord Piesley, a title not unknown among magnetical philosophers.
And though some condemn their skill and magnetical cures as tending to magical superstition, witchery, charms, &c.
Nicholas Cabeus, a Jesuit of Ferrara, in the first book of his Magnetical Philosophy, cap.
The East point I named Cape Cleveland, and the West, Magnetical Head or Island, as it had much the appearance of an Island; and the Compass did not traverse well when near it.
This being Close under Cape Upstart, I judged that it was owing to Iron ore or other Magnetical Matter Lodged in the Earth.
You may see it frequently confuted in those that treat concerning magnetical virtues.
The Electric Telegraph and the Electrotype process include in their principles and mechanism the most complete and subtle results of electrical and magnetical theory.
Thus we are presented with two distinct magnetical phenomena: 1.
He left his uncle's ship with a party for the sole purpose of reaching this interesting magnetical point, which a series of observations assured him could not be very far distant.
Magnetical Island was so named by Cook, because he fancied it affected the Endeavour's compass in passing it.
On this I found a greyish kind of slate; but on Magnetical Island I discovered no local attraction affecting the needle, so as to warrant the name bestowed by Cook.
Accordingly, after making a series of magnetical observations, and others for the errors of the chronometers, I left Portland one morning in company with Mr. Tyers.
On the 8th in the evening we left for Magnetical Island, about half a mile off the west side of which we anchored next day in 5 fathoms.
One of the junior officers was intrusted with the nautical observations on shipboard, as well as the astronomical and magnetical on shore.
I judged therefore that it had been influenced by iron-ore, or othermagnetical matter, contained under the surface of the earth.
Between this Cape and Magnetical Isle the shore forms a large bay, which I called Halifax Bay: Before it lay the group of islands which has been just mentioned, and some others, at a less distance from the shore.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "magnetical" in a variety of sentences. We hope that you will now be able to make sentences using this word.
