work by vs work of

Some examples from the web:

• This is a work by Jackson Pollock.
• Every two years it is awarded for a work by a living composer.
• All the work by von Wulffen starts from her autobiographical experience to explore the collective memory.
• 7/1/96 Opening of the Collective Sculpture exhibit with a work by Vittorio Tessaro.
• Users may also receive credit for their work by clients on multiple machines.
• The most remarkable fresco is The Triumph of Death, a realistic work by Buonamico Buffalmacco.
• Once attributed to the minor Dutch artist Karel van Mander, it is now recognised as a work by Rubens.
• UCCA Dune Art Museum Qinhuangdao, China Qing Feng presents the latest work by Open Architecture.
• The nearby Gothic church of San Martino contains a work by Paolo Veneziano.
• A good days work by any definition.
• Excellent work by BOPE, Captain.
• Prepare participants for work by helping to identify and develop pre-employment skills.
• We discovered they work by intermolecular forces alone.
• The guided walking poles extending work by retractable tape.
• It features a work by Swiss artist Sophie Taeuber-Arp.
• They work by harnessing shoulder power.
• A pistol doesn't work by magic.
• Yet, as you can see, they work by themselves.
• This 21st-century perspective allows you to clearly see that capitalism does not work by allocating existing resources.
• And so education needs to work by pull, not push.

Some examples from the web:

• It looks like the work of a kamaitachi.
• The work of Bartolucci and Baldoni is especially inspiring.
• Fire was definitely the work of an arsonist.
• The work of Robert Rauschenberg exemplifies this trend.
• Chen Clan Temple is work of exhibited ceramics.
• In this favourable context stands the work of Castiglione.
• The present cathedral is largely a work of Viollet-le-Duc.
• Your Commission began the work of internal reform.
• Here work of prisoners found application.
• This work of helping among siblings is beautiful.
• Therefore please do and work of spiritually advanced Transylvania Romanian people.
• Believed to be the work of Dark wizards or witches...
• The killings were clearly the work of a professional.
• This is not the work of a natural creature.
• It was obviously the work of jenny humphrey.
• The de Havilland Gipsy Six - a work of genius.
• "The work of a lifetime".
• This looks like the work of Don Huertero.
• Indeed, this is the work of yin.
• I think this must be the work of criminals.