Anonymous ID: e0c7b1 Oct. 23, 2018, 4:10 p.m. No.3578465 🗄️.is 🔗kun >>8473 >>8572 >>8726 There are also things like large fishing nets that can be strung along the river Make the nets permanent.
Anonymous ID: e0c7b1 Oct. 23, 2018, 4:19 p.m. No.3578572 🗄️.is 🔗kun >>8771 >>8809 >>3578465 Military manual how to build an obstruction https://www.youtube.com/watch?v=nj7pjKz8IKc