Walrus, Hudson Bay, Nunavut, Canada mb-code 42-28327545 Section of porphyritic obsidian at

Description

Section of porphyritic obsidian at x250 magnification

numbered 4-5

Front row seated: Alex Scott

Inscribed: 'MARQUIS OF TWEDALE

Inscribed: 'OTTO LOEWI' Otto Loewi was elected a Fellow of the Royal Society in 1954

Walrus, Hudson Bay, Nunavut, Canada mb-code 42-28327545 Section of porphyritic obsidian at

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy