Baden-Powell's unilens
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The unilens monocular is a simple refracting telescope for field use, designed by Major Baden-Powell, F.R.A.S.. Consisting of only one lens, it is the simplest of all telescopes, and while occupying v
Baden-Powell Unilens
Trekking pole
Videos
Trekking poles are a common hiking accessory that function to assist walkers with their rhythm, to provide stability, and reduce strain on joints on rough terrain.
Baden-Powell's unilens
…metal mount can be clipped onto a wooden pole in a manner somewhat reminiscent of the "selfie stick" used with today's cameras, onto a walking stick, trekking pole, or umbrella tip. Original instructions advise the user to sit with the arm holding the device resting on the knee and to move the lens forward and…
A pair of trekking poles
Mountain guide Alice Manfield with a long wooden walking pole in the early 1900s
A man bearing a hiking staff in an etching from William Blake's Europe a Prophecy first printed in 1794. This copy of the etching is currently held by the Fitzwilliam Museum
An impact of trekking poles, scratches left by poles on a rock in a wilderness area