Late Nineteenth-Century Texas
- Acheson, Sarah C.
- Adams, Samuel J.
- Addicks, TX
- African Americans
- Aguirre, Lauro
- Alarcon, Francisca [Doña Paca]
- Alexander, Franklin Pierce
- Allen Ranch
- Allen, Richard
- Allen, Samuel Ezekiel
- Allen, Samuel William
- Almeda, TX
- Ancient Order of Pilgrims
- Anderson, Katherine Finnigan
- Andrews, Frank
- Apache Indians
- Arrington, George Washington
- Aten, Ira
- Bailey, Joseph Weldon
- Baker Botts
- Baker, Robert Holmes
- Baker, William Robinson
- Ball, George
- Barbed Wire
- Barker, TX
- Barry, Bryan Thomas
- Barziza, Decimus et Ultimus
- Bass, Sam
- Bayland Orphans' Home For Boys
- Bean, Roy
- Beauchamp, Jenny Bland
- Beaumont, Eugene Beauharnais
- Bell, Charles C.
- Benavides, Santos
- Berry, Andrew Jackson
- Beville, Alexander Archer
- Bexareños Democratas
- Bickler, Martha Lungkwitz
- Big Die-Up
- Black Seminole Scouts
- Black State Conventions
- Blessing Brothers
- Blücher, Maria Augusta Imme Von
- Bonner, Thomas Reuben
- Borden, John Pettit
- Boss Rule
- Botas and Guaraches
- Botts, Walter Browne
- Brackenridge, George Washington
- Brady, John Thomas