ca. 1931

 

Afirm

Baker

Cast

Dog

Easy

Fox

George

Hypo

Int

Jig

King

Love

Mike

Negat

Option

Prep

Queen

Roger

Sail

Tare

Unit

Victor

William

X-ray

Yoke

Zed

Western Union

 

Adams

Boston

Chicago

Denver

Easy

Frank

George

Henry

Ida

John

King

Lincoln

Mary

New York

Ocean

Peter

Queen

Roger

Sugar

Thomas

Union

Victor

William

X-ray

Young

Zero

NATO-modern

 

Alpha

Bravo

Charlie

Delta

Echo

Foxtrot

Golf

Hotel

India

Juliet

Kilo

Lima

Mike

November

Oscar

Papa

Quebec

Romeo

Sierra

Tango

Uniform

Victor

Whiskey

X-ray

Yankee

Zulu