Dewey navigator | Istituto Italiano di Cultura, Los Angeles

Select a description to see subdivisions

Code	Description	Items
620	Engineering & allied operations	1
621	Applied physics	1
622	Mining & related operations	1
623	Military & nautical engineering	1
624	Civil engineering	0
625	Engineering of railroads, roads	0
627	Hydraulic engineering	0
628	Sanitary & municipal engineering	0
629	Other branches of engineering	1