A compleat discourse of the nature, use, and right managing of that wonderful instrument, the baroscope, or, Quick-silver weather-glass in IV parts / by John Smith ... ; to which is added, the true equation of natural days, drawn up for the use of the gentry, in order to their more true adjusting, and right managing of pendulum clocks and watches.
- Title
- A compleat discourse of the nature, use, and right managing of that wonderful instrument, the baroscope, or, Quick-silver weather-glass in IV parts / by John Smith ... ; to which is added, the true equation of natural days, drawn up for the use of the gentry, in order to their more true adjusting, and right managing of pendulum clocks and watches.
- Author
- Smith, John, fl. 1673-1680.
- Publication
- London :: Printed for Joseph Watts ...,
- 1688.
- Rights/Permissions
-
To the extent possible under law, the Text Creation Partnership has waived all copyright and related or neighboring rights to this keyboarded and encoded edition of the work described above, according to the terms of the CC0 1.0 Public Domain Dedication (http://creativecommons.org/publicdomain/zero/1.0/). This waiver does not extend to any page images or other supplementary files associated with this work, which may be protected by copyright or other license restrictions. Please go to http://www.textcreationpartnership.org/ for more information.
- Subject terms
- Meteorological instruments -- Early works to 1800.
- Link to this Item
-
https://name.umdl.umich.edu/A60470.0001.001
- Cite this Item
-
"A compleat discourse of the nature, use, and right managing of that wonderful instrument, the baroscope, or, Quick-silver weather-glass in IV parts / by John Smith ... ; to which is added, the true equation of natural days, drawn up for the use of the gentry, in order to their more true adjusting, and right managing of pendulum clocks and watches." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A60470.0001.001. University of Michigan Library Digital Collections. Accessed May 4, 2024.
Contents
- title page
- To the READER, Giving an Account of the First Original of this In∣strument.
- The INTRODUCTION.
- PART I.
-
PART II.
- How to Cleanse and Prepare the Tube.
- How to order the Quick-Silver.
- How to fill the Tube, and Cleanse it from Air.
- How to put up the Tube in its Place, within the Cistern or Receiver.
- How to Adjust the Instrument when the Tube is set up.
- How to Remove a Baroscope to some small Distance.
- How to Rectifie a Baroscope, that by long standing, does begin to move disorderly.
- PART III.
-
PART IV.
- The Reason in general of the Mercury's Suspension in the Tube.
- By what means the Air becomes sometimes Thinner and Ligh∣ter, and sometimes more Thick and Heavy, than usual, in this Nation.
- Why Wet and Rainy Weather follows the sinking of the Mercury.
- Why Fair Weather follows the Mer∣cury's Rising.
- Why the Mercury always stands highest upon Easterly or North Easterly Winds.
- Why in great Frosts the Mercury generally stands very High.
- Why Rising yet Higher in Frosty Weather, when the Quick-Silver is already very High, foreshews Snow.
- Why the Mercury falls lowest in great Winds.
- The Reason why it Rains very seldom in great Winds, tho the Quick-Silver be low.
- Why Southern Winds sometimes produce Rain, though the Quick-Silver Rise: and Northern or Eastern Fair; though the Quick-Silver fall.
- Why it should be a Sign of much Fair Weather to follow, when it rains some∣time after the Quick Silver Rises before the Fair Weather comes.
- Some other necessary Observations.