The American Lung Association introduced the new app with a new PSA depicting the delightfully oddball character, Alvin Grimes, air collector, who literally collects air in jars and labels them with their dates and locations.

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The Smith collection started when Mr. Ziegler, a 60-year-old retired Air Force master sergeant, read about a collector of thousands of business cards.

WSJ: Smitten by Smiths: Bob Ziegler

When I finished the interview, the collector admired the Mulsanne and pointed out several design cues he recognized from the grill to the air vents.

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