Gudok is a Russian daily newspaper in continuous publication since 1917 and is one of the oldest and leading trade newspapers in Russia. Since its inception it has covered a wide range of topics dealing with the railway industry. It has also provided important commentary on Soviet and post-Soviet Russian culture, politics, and social life. Its primary purpose has been informing the general Soviet and subsequently Russian reader with the larger goings on in the country in combination with a mix of biting social commentary and satire, one of the newspapers most popular features.