Geoffrey Walton Practice

titleISBN-13
(ISBN-10)
year of publica-
tion
other author(s)
Secure and Sustainable Final Slopes for SME Aggregate Quarries978-1-897766-88-O
(1-897766-88-2)
2004David Jarvis Associates

G. P. · G. W. · Geoffrey Walton · W.P.

Geoffrey Wandesforde-Smith