R is for Richard

 Richard Doyle: Snow White and Rose Red (1877)

  

 Richard Hollingdale: A Bedtime Story (1878)

  

 Richard Phene Spiers: The Temple of Jupiter, Baalbek

     

Richard Poate: The Sailor's Return, Jack at Home

 

Richard Redgrave: Startled Foresters (1874)
 

 Richard Westall: Flora Unveiled by Zephyrs (1807)

  

 Richard Westall: Sword of Damocles

  

 Richard Westall: The Reconciliation of Helen and Paris after his Defeat by Menelaus (1805)

  

Richard Wilson: Llyn-y-Cau, Cader Idris

William Ewart Lockhart

William Ewart Lockhart (1846-1900) was a Scottish painter.

 Alnaschar's Fortune, Arabian Nights (1879)

  

 Cardinal of Rheims (1876)

  

 Queen Victoria's Golden Jubilee Service, Westminster Abbey, 21 June 1887

  

 Spanish Village

  

The White Cockade (1899)

Sydney Prior Hall

Sydney Prior Hall (1842-1922) was an English artist. A substantial portion of his output was in the form of journalistic drawings.

 Investiture of Haakon VII, King of Norway with the Order of the Garter, 1906 (1908)

  

 The Duke and Duchess of Teck receiving officers of the Indian Contingent (1882)

  

The Three Daughters of King Edward VII and Queen Alexandra

Alfred Vickers

These three watercolors are attributed to Alfred Vickers.

 An Extensive View of Oxford

  

 Iffley Mill on the River Thames

  

The Chinese Bridge on the River Thames

William Henry...

 William Henry Fisk: Two Cromwellian Soldiers, One Holding a Peregrine Falcon (1870)

  

 William Henry Hunt: Bird's Nest, Apple Blossoms and Primroses

  

 William Henry Knight: In Training for the Derby (1856)

  

 William Henry Knight: On the Thames (1859)

  

William Henry Midwood: A Sweet Ditty (1867)

F is for Frank

 Frank Dicksee: The Mother (1910)

  

 Frank Holl: Waiting the Return of the Boats, Cullercoats, Northumberland

  

 Frank Kelsey: View of Schooners at Anchor in a Cornish Estuary

  

 Frank Markham Skipworth: Zora, a Dancing Girl (1889)

  

 Frank Warwick William Topham: Preparing for the Festival

  

 Frank Watson Wood: Sail and Steam at Berwick-upon-Tweed, Northumberland (1905)

  

Frank Watson Wood: The Cronies (ca. 1900)

Henry Pilleau

Henry Pilleau (1813-1899; I've also seen 1815 as the birth date) was an English watercolorist.

 Hastings

  

 Irish Lough

  

 Suez

  

 The Lock

 

The Thames at Wargrave (1862)

Solomon Solomon

Solomon Joseph Solomon (1860-1927) painted historical and mythological scenes, and portraits.

 A Family Group, The Artist's Wife and Children, 'Papa Painting!'

  

 Ajax and Cassandra
[I have to say, this painting seems to anticipate Frazetta]

  

 Eve

  

Samson (ca. 1887)

Frederick Edward Joseph Goff

Frederick Edward Joseph Goff (1855-1931) was a watercolorist who did cityscapes, mostly in London.

 Charing Cross

  

 St Paul's from Bankside

  

 The Thames at Battersea

  

 Westminster and Westminster Bridge from the River

  

Whitehall

Thomas Edwin Mostyn

   Spring Gardens

  

Which Way to Bushey? (1893)

John Robertson Reid

John Robertson Reid (1851-1926) was a Scottish painter who worked mainly in Surrey and Cornwall. His sisters were also painters.

 A Country Cricket Match (1878)

  

 A Friend in Need

  

 Gypsies at the Bell Inn

  

 Springtime (1898)

  

The Pleasures of Childhood