Yes, dry mustard can safely be used as a substitute for mustard seed. However, it may make the brine cloudier than mustard seed and may alter the flavor.   1 teaspoon mustard seeds = 1Â½ teaspoons dry mustard.
Humeston is a city in Wayne County, Iowa, United States. The population was 494 in the 2010 census, a decline from 542 in the 2000 census.
The City of Traer had a population of 1,686 as of July 1, 2017. Traer ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below. The primary coordinate point for Traer is located at latitude 42.1907 and longitude -92.4642 in Tama County. The formal boundaries for the City of Traer (see map below) encompass a land area of 1.18 sq. miles and a water area of 0 sq. miles.