000			00374nam a22001217a 4500
082			_a358.20942 _bEXT
245			_aExtracts from the proceedings of the royal engineering committee
260			_bPrinted at the school of military engineering _c1905
300			_a291p.: _bill,; _c15 cm.
526			_a0 _b0 _c0 _d358_209420000000000_EXT
650			_aMCE _9379
942			_2ddc _cBK
999			_c553341 _d553341