diff --git a/python/kontor/database/__init__.py b/python/kontor/database/__init__.py
index c7e6cb5..f436cbe 100644
--- a/python/kontor/database/__init__.py
+++ b/python/kontor/database/__init__.py
@@ -3,10 +3,11 @@ from datetime import datetime
 from pathlib import Path
 
 from .base import Base
+from .bookshelf import Article, Book, Author, BookshelfPublisher, ArticleAuthor, BookAuthor
 from .comic import Comic, Artist, Publisher, Issue, StoryArc, TradePaperback, Volume, ComicWork, WorkType
 from .metadata import MetaDataTable, MetaDataColumn
 from .tysc import Card, CardSet, Sport, Team, FieldPosition, Rooster, Player, Vendor
-from .media import MediaFile
+from .media import MediaFile, MediaArticle, MediaVideo
 
 
 class KontorDB:
@@ -35,7 +36,15 @@ class KontorDB:
         self.registry['volume'] = Volume
         self.registry['comic_work'] = ComicWork
         self.registry['worktype'] = WorkType
+        self.registry['article'] = Article
+        self.registry['book'] = Book
+        self.registry['author'] = Author
+        self.registry['bookshelf_publisher'] = BookshelfPublisher
+        self.registry['article_author'] = ArticleAuthor
+        self.registry['book_author'] = BookAuthor
         self.registry['media_file'] = MediaFile
+        self.registry['media_article'] = MediaArticle
+        self.registry['media_video'] = MediaVideo
 
     def get_table_names(self) -> list:
         tables = self.session.query(MetaDataTable).all()
diff --git a/python/kontor/database/bookshelf.py b/python/kontor/database/bookshelf.py
new file mode 100644
index 0000000..0e09fd0
--- /dev/null
+++ b/python/kontor/database/bookshelf.py
@@ -0,0 +1,75 @@
+from sqlalchemy import Column, DateTime, ForeignKey, Integer, String
+from sqlalchemy.dialects.mysql import BIT
+from sqlalchemy.orm import relationship
+
+from .base import Base
+
+
+class Article(Base):
+    __tablename__ = 'article'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    title = Column(String(length=255), unique=True)
+    article_authors = relationship("ArticleAuthor")
+
+
+class Author(Base):
+    __tablename__ = 'author'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    first_name = Column(String(255))
+    last_name = Column(String(255))
+    article_authors = relationship("ArticleAuthor")
+    book_authors = relationship("BookAuthor")
+
+
+class BookshelfPublisher(Base):
+    __tablename__ = 'bookshelf_publisher'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    name = Column(String(length=255), unique=True)
+    books = relationship("Book")
+
+
+class Book(Base):
+    __tablename__ = 'book'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    isbn = Column(String(255), unique=True)
+    title = Column(String(255))
+    year = Column(Integer, nullable=False)
+    publisher_id = Column(String, ForeignKey('bookshelf_publisher.id'), nullable=False)
+    publisher = relationship('BookshelfPublisher', back_populates="books")
+    book_authors = relationship("BookAuthor")
+
+
+class ArticleAuthor(Base):
+    __tablename__ = 'article_author'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    article_id = Column(String, ForeignKey('article.id'), nullable=False)
+    article = relationship('Article', back_populates="article_authors")
+    author_id = Column(String, ForeignKey('author.id'), nullable=False)
+    author = relationship('Author', back_populates="article_authors")
+
+
+class BookAuthor(Base):
+    __tablename__ = 'book_author'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    author_id = Column(String, ForeignKey('author.id'), nullable=False)
+    author = relationship('Author', back_populates="book_authors")
+    book_id = Column(String, ForeignKey('book.id'), nullable=False)
+    book = relationship('Book', back_populates="book_authors")
diff --git a/python/kontor/database/media.py b/python/kontor/database/media.py
index 0129c03..85e6155 100644
--- a/python/kontor/database/media.py
+++ b/python/kontor/database/media.py
@@ -15,7 +15,7 @@ class MediaFile(Base):
     path = Column(String(255))
     review = Column(BIT(1))
     title = Column(String(255))
-    url = Column(String(255))
+    url = Column(String(255), unique=True)
     should_download = Column(BIT(1))
 
     def __repr__(self):
@@ -23,3 +23,29 @@ class MediaFile(Base):
 
     def __str__(self):
         return f'{self.title}({self.id})'
+
+
+class MediaArticle(Base):
+    __tablename__ = 'media_article'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    review = Column(BIT(1))
+    title = Column(String(255))
+    url = Column(String(255), unique=True)
+
+
+class MediaVideo(Base):
+    __tablename__ = 'media_video'
+    id = Column(String, primary_key=True)
+    created_date = Column(DateTime)
+    last_modified_date = Column(DateTime)
+    version = Column(Integer)
+    cloud_link = Column(String(255))
+    file_name = Column(String(255))
+    path = Column(String(255))
+    review = Column(BIT(1))
+    title = Column(String(255))
+    url = Column(String(255), unique=True)
+    should_download = Column(BIT(1))