Convention for the Unification of certain Rules relating to International Carriage by Air (1929)

Warsaw Convention

With average (Institute Cargo Clause)

W.A.

Waybill

W/B

Whether cleared customs or not

w.c.c.o.n.

Working day(s)

W/d

Width

wdt/wth

With effect from

w.e.f.

Wharfage

whf

Warehouse

Whse

Whether in port or not

WIPON

Weather permitting

WP

With particular average

w.p.a.

Warehouse Receipt

W.R.

War Risk Insurance

W.R.I.

Weight tons

w/t

Weight/volume

w/v

Warehouse warrant

WW

Weather working days

Wwd