PugJesus@lemmy.worldM to HistoryPorn@lemmy.worldEnglish · 2 years agoBoatmen 'legging' through a canal tunnel, a common technique in longer passages with unmotorized vessels, 1961, UKlemmy.worldexternal-linkmessage-square17linkfedilinkarrow-up1262arrow-down10
arrow-up1262arrow-down1external-linkBoatmen 'legging' through a canal tunnel, a common technique in longer passages with unmotorized vessels, 1961, UKlemmy.worldPugJesus@lemmy.worldM to HistoryPorn@lemmy.worldEnglish · 2 years agomessage-square17linkfedilink
minus-squareAgent641@lemmy.worldlinkfedilinkEnglisharrow-up4arrow-down5·2 years agoThe logic of it being for propulsion falls apart one they leave the tunnel and no longer have anything to push on.
The logic of it being for propulsion falls apart one they leave the tunnel and no longer have anything to push on.
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