US Post office Uses Microfilm to Send Letters to Troops

The video explains the V-Mail service, which enhances mail delivery speed and frequency to overseas forces. It describes the process of converting written letters into microfilm, allowing for efficient transport and delivery. Each foot of film can hold 15 letters, and a single mail bag can carry 150,000 microfilm letters. This service ensures faster communication with overseas personnel.

Describe the final form of the delivered letter as mentioned in the text.

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How many microfilm letters can one mail bag hold according to the text?

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