Insights Into a Quircky Midcentury Dining Guide to NYC

From Hugh Merwin and Saveur Magazine, a look at the wonderfully comprehensive restaurant guide, Gustavademecum for the Island of Manhattan: A Check-List of the Best-Recommended or Most Interesting Eating-Places, Arranged in Approximate Order of Increasing Latitude and Longitude, self-published by physical scientist Robert Browning Sosman.