(Handbook of tunneling, Volume I) by from Bernhard Maidl
Volume I: Construction and procedures
List of contents:
Security measures - Traditional construction methods and their developments - The shotcrete method - Drill and blast method - Mechanical tunneling - Small tunnels - Ventilation during the construction period.
3rd completely revised edition 2004, 432 pages 16,5cmx24cm with 439 illustrations.
No. 8063   € 79.00

(Handbook of tunneling, Volume II)
Volume II: Basic and additional services for planning and execution
from Bernhard Maidl
Contents: General principles for the planning of the cross-section - Engineering geology aspects of design and classification – Proof of stability and static –evidence – Waterproofing and Drainage – Security planning – Special procedures for tendering.
3. completely revised edition, 2004
360 pages, 16,5 cm x 24 cm with 238 illustrations.
No. 8061   € 79,-- 

Back in stock, the over 140-year-old "Liederbuch für Berg- und Hüttenleute" (song book for miners and smelters).  It contains 69 of the most beautiful old and new songs from miners and smelters, as well as the texts of 78 folk, hiking, and student songs that were popular among miners and smelters.
"Hard work and happy song belong together.  Music is light and joy.  As long as we have music, hard work will not harden the heart," Wilhelm de la Sauce wrote in his preface in 1952.
The "Schemnitzer Schachtlied", the "Leobener Lied", the songs from Bohemia, Silesia, the Ore Mountains, from the Siegerland, the Harzian Mountains, from the Rhineland, the Saar region, and Westphalia are popular everywhere.
14th edition 2008, 212 pages, 11x16cm, Imitation leather binding with gilt edging.
No. 8200   € 15.90