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On page 32 of Richard Turner's book "A View of the Earth," Turner describes curious observations made in his work on Geography.
On Page 55 of Richard Turner's "A View of the Heavens," Turner describes how to use a telescope in a window shutter to project an image of the sun onto the wall. He mentions that he has used this method to view eclipses of the sun.
This is an apparent advertisement for a model globe, present in Richard Turner's book "A View of the Earth," published in 1765.
Richard Turner, insert between 22 and 23, as found in Turner's A View of the Heavens, (USU SCA).
Richard Turner, insert between 22 and 23, as found in Turner's A View of the Heavens, (USU SCA).
This is the dedication page of Richard Turner's book "A View of the Earth," in which he describes how geography is now something every good citizen should know.
Richard Turner, A View of the Earth, dedication page, as found in Turner's A View of…
Richard Turner, A View of the Earth, dedication page, as found in Turner's A View of…
On the fourth page of Richard Turner's 1765 book "Plain Trigonometry," Turner concludes his basics of working with triangles. Here he explains what we call today the rule of similar triangles.
In the third page of Richard Turner's 1765 book "Plain Trigonometry," he expands on his review of the basic rules of triangles, which are still applicable and taught today. Here he defines right and oblique triangles.
In this, the second page of Richard Turner's 1765 book "Plain Trigonometry," he continues to review the basic rules of working with triangles, which are still applicable and taught today. On this page, he defines a right angle and shows how to find…
In this, the first content page of Richard Turner's 1765 book "Plain Trigonometry," he begins to review the basic rules of working with triangles, which are still applicable and taught today.
In this example problem in Richard Turner's book "Plain Trigonometry," Turner determines the distance of the moon from the earth.
Richard Turner, Plain Trigonometry, 30, as found in Turner's A View of the Heavens, (USU SCA).
Richard Turner, Plain Trigonometry, 30, as found in Turner's A View of the Heavens, (USU SCA).
In this example problem in Richard Turner's book "Plain Trigonometry," on page 16, Turner shows how the reader can use his methods of solving triangles to determine the height of a tower without walking all the way to its base.
In this example problem in Richard Turner's book "Plain Trigonometry," on page 37, Turner walks the reader through using his methods of trigonometry to determine the distance to an object without having to walk to the object or measure any angles.
In the final example problem of Richard Turner's book "Plain Trigonometry," on page 38, Turner describes how to determine the location of a beehive by catching and releasing bees.
On page 21, the seventh example problem of Richard Turner's book "Plain Trigonometry," Turner uses his methods of trigonometry to find how far out to sea a ship is by use of a tower in the harbor.
On page 10 of Richard Turner's book "Plain Trigonometry," bound together with his works on Astronomy and Geography, Turner explains how his four axioms of solving right triangles can also be used to solve oblique triangles by breaking down the…
On page 13, this is the third example case dealing with oblique triangles that Richard Turner examines in his 1765 book, "Plain Trigonometry." Turner solves oblique triangles by breaking them down into right triangles.
This is page 6, the first page of several in Richard Turner's book "Plain Trigonometry," in which Turner walks the reader through the use of his axioms to solve right triangles.
In this, page 5 of Richard Turner's 1765 book "Plain Trigonometry," Turner describes his four axioms or rules that can be used to solve right triangles.
The dedication page of Richard Turner's 1765 book "Plain Trigonometry," bound together with his works on Astronomy and Geography. The page is addressed to the gentlemen who have an interest in trigonometry or have a use of it in their careers. …
The title page for Richard Turner's 1765 book "Plain Trigonometry," bound together with his works on Astronomy and Geography.