�ݺ�ߣ

Fredt Lennon Friestman

1 �ݺ�ߣShare 127 Followers 110 Followings

1 �ݺ�ߣShare 127 Followers 110 Followings

Personal Information

Organization / Workplace

Juliaca, Peru

About

Traviseo, alegre, sin miedo a casi nada....

Documents(1)��

05 chapter 3_rock_excavation_methods

��