/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: fredvanderbom https://cdn.slidesharecdn.com/profile-photo-fredvanderbom-48x48.jpg?cb=1556455145 During my retirement years it's a privilege to make my acquired knowledge, training, skills and experience available both locally and in other communities as requested. http://fredv45.wordpress.com/