RecordNumber

25954

LC Class

TJ

LC Number

1260

LC CutterNumber

.S444

Dewey Class

620

Dewey Number

.1,/126

Dewey Date

/05

Title

Selection of rotary drilling equipment

Collation

(various pagings).: illus, plates.; 33 cm

Subject

Drilling and boring machinery

ADDED ENTRIES

Title: Drilling equipment

DocumentNumber

31153

ISBN

1040-3094

BL

BL