Making the beast with two backs is a euphemistic metaphor for two persons engaged in sexual intercourse.
 It refers to the situation in which a couple—in the missionary position, woman on top, on their sides, kneeling, or standing—cling to each other as if a single creature, with their backs to the outside.
Essex man and Mondeo man are stereotypical figures which were popularised in 1990s England.
 "Essex man" as a political figure is an example of a type of median voter and was used to help explain the electoral successes of Margaret Thatcher in the previous decade.
 The closely related "Mondeo man" was identified as the sort of voter the Labour Party needed to attract to win the election of 1997.
The Iowa Secretary of State is a constitutional officer of the U.S. state of Iowa and is elected every four years.
 The Office of the Secretary of State is divided into four divisions: Elections and Voter Registration, Business Services, Administrative Services, and Communications and Publications.
 Elections and Voter Registration deals with supervising the 99 county auditors, elections, and voter registration.
 The division of the office helps the county auditors in telling them which election practices work best.
 The division also helps in increasing voter registration.
 The Business Services Division is a records center for businesses in Iowa.
 The Administrative Services Division and the Communications and Publications Division is involved in scheduling and providing media information, preservation of documents, recordkeeping, and publishing the "Iowa Official Register" and the "Iowa Official Directory of Federal, State and County Officers".
 The Secretary of State's office is housed in the Lucas State Office Building in Des Moines.
"Motorway man" is a political term used by polling companies in the United Kingdom.
 The phrase was coined by Jim Pickard of the "Financial Times" in the run up to the general election of 2010 and describes a type of floating voter who it is believed can determine the outcome of an election by the way he casts his vote.
 The name is derived from the idea that this type of voter lives on a modern housing estate, with easy access to the motorway network.
Ida Sedgwick Proper (August 27, 1873 – June 7, 1957) was an American suffragist, writer and artist.
 She was an art editor for "The Woman Voter".
 Proper has work in the permanent collections of the Smithsonian, and the Des Moines Art Center.
Woman's Journal was an American women's rights periodical published from 1870-1931.
 It was founded in 1870 in Boston, Massachusetts, by Lucy Stone and her husband Henry Browne Blackwell as a weekly newspaper.
 In 1917 it was purchased by Carrie Chapman Catt's Leslie Woman Suffrage Commission and merged with "The Woman Voter" and "National Suffrage News" to become known as The Woman Citizen.
 It served as the official organ of the National American Woman Suffrage Association until 1920, when the organization was reformed as the League of Women Voters, and the Nineteenth Amendment to the United States Constitution was passed granting women the right to vote.
 Publication of "Woman Citizen" slowed from weekly, to bi-weekly, to monthly.
 In 1927, it was renamed The Woman's Journal.
 It ceased publication in June 1931.
The Woman Voter was a monthly suffragist journal published in New York City by the Woman Suffrage Party (WSP).
 It ran between 1910 and 1917.
 The first editor was Mary Ritter Beard.
 Beard created a suffragist publication which was unique in offering coverage of topics that "cut across class, age and organizational boundaries."
On Our Backs was the first women-run erotica magazine and the first magazine to feature lesbian erotica for a lesbian audience in the United States.
 ("On Our Backs" is also a book written by Rosita Sweetman, which looks at sexual attitudes in 1980s Ireland.)
In the mathematical theory of probability, the voter model is a stochastic process that is a specific type of interacting particle system (see Probabilistic Cellular Automata too).
 A voter model is a sequential dynamical system and it is similar to the contact process.
"Worcester woman" is a political term used by polling companies in the United Kingdom.
 It profiles or describes a type of median voter, a working class  woman in her 30s with two children who worries about quality of life issues and has little interest in politics.

Question: The Woman Voter and On Our Backs, are media of which type?
Answer: magazine