Crystals precipitate in unique formations to predict the weather up to 48 hours in advance. Sailors relied on this storm glass device as early as the
Brass Storm Glass with wall hanger (Made in Holland)
Weems & Plath Mariner's Stormglass : Sports & Outdoors
On three several hurricanes of the Atlantic, and their relations
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Fremantle Brewery, 'Brewing Up a Storm' Mariner Bitter
Old World Glass Barometer Used Since the Viking Days. Storm Glass
Storm glass - Wikipedia
Mariner's Storm Glass - Monticello Shop
Mariner's Storm Glass - Monticello Shop