Collection of Pytor Ilyich Tchaikovsky compositions

This post is a collection of compositions by Pytor Ilyich Tchaikovsky (1840-1893). There are 4 compositions listed below alphabetically.

• 1812 Overture
• The Nutcracker, Op. 71, Act II: No. 13
• Romeo and Juliet, Fantasy Overture
• Swan Lake, Op. 20: 1

Collection of Johann Sebastian Bach compositions

This post is a collection of compositions by Johann Sebastian Bach (1685-1750). There are 4 compositions listed below alphabetically.

• G Minor, Prélude No. 2 in C Minor BWV 847
• Jesu, Joy of Man's Desiring
• Prélude No. 1 in C Major, BWV 846
• Toccata and Fugue in D Minor, BWV 565

Collection of Wolfgang Amadeus Mozart compositions

This post is a collection of compositions by Wolfgang Amadeus Mozart (1756-1791). There are 4 compositions listed below alphabetically.

• Eine kleine Nachtmusik
• Lacrimosa
• Piano Sonata No. 16 in C major, K. 545, 1st Movement
• Turkish March

Collection of Ludwig van Beethoven compositions

This post is a collection of compositions by Ludwig van Beethoven (1770-1827). There are 4 compositions listed below alphabetically.

• Für Elise
• Moonlight Sonata, 1st Movement
• Ode to Joy
• Symphony No. 7 in A major, Op. 92 - II. Allegretto

Four essential freedoms of free software

This post is a list of the four essential freedoms of free software.

"A program is free software if the program's users have the four essential freedoms:

• The freedom to run the program as you wish, for any purpose (freedom 0).
• The freedom to study how the program works, and change it so it does your computing as you wish (freedom 1). Access to the source code is a precondition for this.
• The freedom to redistribute copies so you can help others (freedom 2).
• The freedom to distribute copies of your modified version to others (freedom 3). By doing this you can give the whole community a chance to benefit from your changes. Access to the source code is a precondition for this."

Source: GNU.org, Free Software Foundation

License: CC BY-ND 4.0

Collection of open educational resources (OER) organizations

This post is a collection of open educational resources (OER) organizations. The 5R activities of OERs are retain, reuse, revise, remix and redistribute. There are 38 organizations listed below alphabetically.

• Association of College and Research Libraries (ACRL)
• Centre for Educational Research and Innovation (CERI - OECD)
• Commonwealth of Learning
• Community College Consortium for OER (CCCOER)
• Creative Commons
• Curriki
• Directory of Open Access Journals (DOAJ)
• Historically Black Colleges and Universities (HBCU) Affordable Learning Solutions
• Institute for the Study of Knowledge Management in Education (ISKME)
• International Council for Open and Distance Education (ICDE)
• Massachusetts Department of Higher Education - OER Initiative
• MERLOT
• MIT OpenCourseWare
• OER Africa
• OER Commons
• OER Digest
• OER Foundation
• OERu
• Open Education Conference
• Open Education Consortium
• Open Education Global
• Open Education Network
• Open Oregon Educational Resources
• Open Professionals Education Network (OPEN)
• Open Washington
• OpenCon
• OpenStax
• Oregon State University - OER
• Rebus Community
• Remixing Open Textbooks through an Equity Lens (ROTEL)
• Saylor Academy
• Sherpa Romeo
• Skills Commons
• SPARC
• UNESCO - OER
• Western Interstate Commission for Higher Education (WICHE)
• WikiEducator
• Wikimedia Foundation

Source of 5R activities: nsufl.libguides.com

List of Ra significations

This post is a list of Ra significations. Ra is an ancient Egyptian god. There are 4 significations listed below alphabetically.

• creator
• light
• sun
• universe