Trombone parts are typically notated in bass clef, though sometimes also written in tenor clef or alto clef. The use of alto clef is usually confined to orchestral first trombone parts, with the second trombone part written in tenor clef and the third (bass) part in bass clef.
Great features like photo sequence saves up to 16 pics on one photo/sheet. This app is also great for family photos. You are almost guaranteed to get one great shot. Burst mode has quick speed and awesome photo quality. Customer support is very quick and helpful.
With the Galaxy S4's Dual Camera mode, you can shoot photos or videos with the back camera while capturing your reaction on the front-facer. To use the feature, switch to the Camera app's Dual Camera mode, line up your shot and tap the shutter button. You can also created animated .gifs. Here's a step-by-step tutorial.