GRADOMETER - Revision history

Randylyon at 18:46, 13 December 2017

2017-12-13T18:46:51Z

← Older revision		Revision as of 18:46, 13 December 2017
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	[[File:gradometer.jpg\|250px\|thumb\|left\|]]GRADOMETER. ~~Estimating~~ the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (Encyclopedia Dubuque)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.		[[File:gradometer.jpg\|250px\|thumb\|left\|]]GRADOMETER. Determining the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (Encyclopedia Dubuque)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.

	The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.		The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.
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	The Motor Way, August 13, 1904, p. 155. Online: http://books.google.com/books?id=LmwfAQAAMAAJ&pg=PA155&lpg=PA155&dq=GRADOMETER+%28AUTOMOBILE%29&source=bl&ots=56_TK0nNWc&sig=mA1xYmB3xcbzJEtSbW0zqvI29CE&hl=en&sa=X&ei=q4usUvHME8iurgHn0YDoBQ&ved=0CH8Q6AEwBw#v=onepage&q=GRADOMETER%20%28AUTOMOBILE%29&f=false		'''The Motor Way''', August 13, 1904, p. 155. Online: http://books.google.com/books?id=LmwfAQAAMAAJ&pg=PA155&lpg=PA155&dq=GRADOMETER+%28AUTOMOBILE%29&source=bl&ots=56_TK0nNWc&sig=mA1xYmB3xcbzJEtSbW0zqvI29CE&hl=en&sa=X&ei=q4usUvHME8iurgHn0YDoBQ&ved=0CH8Q6AEwBw#v=onepage&q=GRADOMETER%20%28AUTOMOBILE%29&f=false

	~~[[Category: Inventions]]~~

Randylyon at 18:45, 13 December 2017

2017-12-13T18:45:41Z

← Older revision		Revision as of 18:45, 13 December 2017
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	[[File:gradometer.jpg\|250px\|thumb\|left\|]]GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (~~THE~~)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.		[[File:gradometer.jpg\|250px\|thumb\|left\|]]GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (Encyclopedia Dubuque)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.

	The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.		The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.
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	The Motor Way, August 13, 1904, p. 155. Online: http://books.google.com/books?id=LmwfAQAAMAAJ&pg=PA155&lpg=PA155&dq=GRADOMETER+%28AUTOMOBILE%29&source=bl&ots=56_TK0nNWc&sig=mA1xYmB3xcbzJEtSbW0zqvI29CE&hl=en&sa=X&ei=q4usUvHME8iurgHn0YDoBQ&ved=0CH8Q6AEwBw#v=onepage&q=GRADOMETER%20%28AUTOMOBILE%29&f=false		The Motor Way, August 13, 1904, p. 155. Online: http://books.google.com/books?id=LmwfAQAAMAAJ&pg=PA155&lpg=PA155&dq=GRADOMETER+%28AUTOMOBILE%29&source=bl&ots=56_TK0nNWc&sig=mA1xYmB3xcbzJEtSbW0zqvI29CE&hl=en&sa=X&ei=q4usUvHME8iurgHn0YDoBQ&ved=0CH8Q6AEwBw#v=onepage&q=GRADOMETER%20%28AUTOMOBILE%29&f=false

			[[Category: Inventions]]

Randylyon at 17:18, 14 December 2013

2013-12-14T17:18:07Z

← Older revision		Revision as of 17:18, 14 December 2013
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	[[File:gradometer.jpg\|250px\|thumb\|left\|]]GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (THE)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.		[[File:gradometer.jpg\|250px\|thumb\|left\|]]GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (THE)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.

	The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.		The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.

			The instrument was available for [[ADAMS-FARWELL AUTOMOBILES]].

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Randylyon at 17:17, 14 December 2013

2013-12-14T17:17:22Z

← Older revision		Revision as of 17:17, 14 December 2013
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	[[File:gradometer.jpg\|~~200px~~\|thumb\|left\|]]GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (THE)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.		[[File:gradometer.jpg\|250px\|thumb\|left\|]]GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (THE)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.

	The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.		The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.

Randylyon: Created page with "left|GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from ADAMS COMPANY (THE)...."

2013-12-14T17:17:08Z

Created page with "200px|thumb|left|GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from ADAMS COMPANY (THE)...."

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[[File:gradometer.jpg|200px|thumb|left|]]GRADOMETER. Estimating the grade or decline of a street was made easier by an instrument that cost $1.50 from [[ADAMS COMPANY (THE)]]. The gradometer measured grade. If a road rose one foot over one hundred feet the incline would be one percent. One hundred percent would be a rise of one hundred feet over an advance of one hundred feet and would be represented by a line of forty-five degrees from a level line.

The gradometer consisted of a curved glass tube filled with alcohol leaving a small bubble like in a carpenter's level. The tube lay in a nickel casting with graduations marked thirty degrees both ways from the center. The instruments could be attached inside an automobile or to the frame of a bicycle or motorcycle for easy reading. The instrument had to be adjusted while a person was occupying the seat so that the beginning reading would be---0.

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Source:

The Motor Way, August 13, 1904, p. 155. Online: http://books.google.com/books?id=LmwfAQAAMAAJ&pg=PA155&lpg=PA155&dq=GRADOMETER+%28AUTOMOBILE%29&source=bl&ots=56_TK0nNWc&sig=mA1xYmB3xcbzJEtSbW0zqvI29CE&hl=en&sa=X&ei=q4usUvHME8iurgHn0YDoBQ&ved=0CH8Q6AEwBw#v=onepage&q=GRADOMETER%20%28AUTOMOBILE%29&f=false