This was downloaded from gradle.org:

http://services.gradle.org/distributions/gradle-1.3-all.zip
http://services.gradle.org/distributions/gradle-1.4-all.zip
http://services.gradle.org/distributions/gradle-1.5-all.zip
http://services.gradle.org/distributions/gradle-1.6-all.zip
http://services.gradle.org/distributions/gradle-1.7-bin.zip