1.   A catalogue containing useful equipment for breeding butterflies is available from Worldwide Butterflies.

2.   A choice of optional units is also available from other relevant subject areas.

3.   A colourful explanatory leaflet is available from all national park outlets and most responsible mountain bike shops in the area.

4.   A complete list of golf courses near airports is available from the U. S. Golf Society.

5.   A comprehensive list is also available from the Pre-Retirement Association.

6.   A free catalogue is available from the above address.

7.   A full range of material is available from shrubs and whips to specimen trees.

8.   A private car service is available from the airport.

9.   A ship could nevertheless be navigated accurately, especially when up-to-date hydrographic data was available from offshore surveys by submarines.