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# Intermediate - Historical Custom Series

## Historical Custom Series Overview

In this intermediate level tutorial we are going to build a custom indicator that stores intermediary calculations without the use of plots. This indicator will show you how to use a **Series** object.

* [Set Up](/developer/desktop-sdk/guides/educational-resources/developing-indicators/intermediate-historical-custom-series/set-up7)
* [Entering Calculation Logic](/developer/desktop-sdk/guides/educational-resources/developing-indicators/intermediate-historical-custom-series/entering-calculation-logic4)
* [Compiling](/developer/desktop-sdk/guides/educational-resources/developing-indicators/intermediate-historical-custom-series/compiling4)
* [Using](/developer/desktop-sdk/guides/educational-resources/developing-indicators/intermediate-historical-custom-series/using4)