4 0
Masonry skills / 6 6 Richard T. Kreh. - 6th ed. - - xv, 636p. - - - - - . - . - 0 . - . - 0 .
5
5
978-1-4180-3753-6
2 = =
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
--------20--
--------20--
----2
/ 2
/ 2
/
/
Masonry skills / 6 6 Richard T. Kreh. - 6th ed. - - xv, 636p. - - - - - . - . - 0 . - . - 0 .
5
5
978-1-4180-3753-6
2 = =
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
--------20--
--------20--
----2
/ 2
/ 2
/
/