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The top documents of robert-patterson

Description and Use of a Simple Appendage to the Reflecting Sector, by Which It Is Rendered Capable of Measuring All Possible Altitudes, on Land, by Reflection from an Artificial Horizon
Description and Use of a Simple Appendage to the Reflecting Sector, by Which It Is Rendered Capable of Measuring All Possible Altitudes, on Land, by Reflection from an Artificial Horizon
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Description and Use of a Very Simple Instrument for Setting up Sun-Dials, and for Many Other Useful Purposes
Description and Use of a Very Simple Instrument for Setting up Sun-Dials, and for Many Other Useful Purposes
214 views
An Improvement in the Common Ship-Pump
An Improvement in the Common Ship-Pump
214 views
Description and Rationale of the Operation of a Simple Apparatus, Which May Serve as a Substitute for the Ship Pump, and Which Will Require No Manual Labour Whatever; Being a Supplement
Description and Rationale of the Operation of a Simple Apparatus, Which May Serve as a Substitute for the Ship Pump, and Which Will Require No Manual Labour Whatever; Being a Supplement
214 views
An Easy and Accurate Method of Adjusting the Glasses of Hadley's Quadrant, on Land for the Back-Observation, by Robert Patterson, in a Letter to Dr. David Rittenhouse, President of
An Easy and Accurate Method of Adjusting the Glasses of Hadley's Quadrant, on Land for the Back-Observation, by Robert Patterson, in a Letter to Dr. David Rittenhouse, President of
218 views
Corncrakes in Winter
Corncrakes in Winter
214 views
Nesting of the Tree-Sparrow in County Donegal
Nesting of the Tree-Sparrow in County Donegal
214 views
White Wagtail on the East Coast
White Wagtail on the East Coast
213 views
Glaucous and Iceland Gulls (Larus glaucus and L. leucopterus), in Co. Donegal
Glaucous and Iceland Gulls (Larus glaucus and L. leucopterus), in Co. Donegal
213 views
Notes on Occurrences of the Marten (Martes sylvatica) in Ulster
Notes on Occurrences of the Marten (Martes sylvatica) in Ulster
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The Disappearance of the Fox from Co. Antrim
The Disappearance of the Fox from Co. Antrim
216 views
Bird Notes from the North of Ireland
Bird Notes from the North of Ireland
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Little Auk (Mergulus alle) in Belfast
Little Auk (Mergulus alle) in Belfast
216 views
Waxwing in Co. Down
Waxwing in Co. Down
216 views
Night-Heron (Nycticorax griseus), near Belfast
Night-Heron (Nycticorax griseus), near Belfast
214 views
Among the Birds on Strangford Lough
Among the Birds on Strangford Lough
215 views
The Frog in Ireland
The Frog in Ireland
213 views
Green Sandpiper (Totanus ochropus) in Co. Tipperary
Green Sandpiper (Totanus ochropus) in Co. Tipperary
212 views
Sandwich Tern Breeding in Co. Down
Sandwich Tern Breeding in Co. Down
214 views
The Birds of Rathlin Island, Co. Antrim (Concluded)
The Birds of Rathlin Island, Co. Antrim (Concluded)
213 views