Magnetic Disturbance
Nautical and æronatical charts note a magnetic disturbance off the southeastern tip of Guemes Island. The disturbance affects compasses enough to cause as much as 14° discrepancy from average local variation.
Read more about this topic: Guemes Island
Famous quotes containing the words magnetic and/or disturbance:
“We are in great haste to construct a magnetic telegraph from Maine to Texas; but Maine and Texas, it may be, have nothing important to communicate.”
—Henry David Thoreau (1817–1862)
“Not a flock of wild geese cackles over our town, but it to some extent unsettles the value of real estate here, and, if I were a broker, I should probably take that disturbance into account.”
—Henry David Thoreau (1817–1862)