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
Mariner Weather Glass - Lee Valley Tools
Weem & Plath Nautical Gifts
Brass Stormglass by Weems and Plath (Made in China)
This Authentic Models WG011F weather glass with a wooden wall
Mariner's Storm Glass - Monticello Shop
Storm warning: Can crystal-gazing predict the weather?
Storm Glass Science Decor
Mariner's Storm Glass - Monticello Shop
Nautical Decor — Red Carpet Telescopes
Mariner's Storm Glass - Monticello Shop
Storm Glass Science Decor
Weems and Plath Stormglass with Display, Brass : Patio
Brass Storm Glass with wall hanger (Made in Holland)
Mariner's Storm Glass - Monticello Shop
Mariner Weather Glass - Lee Valley Tools