. >>> andrea horn wants to change that. the one time model, actress, jazz singer has been living in san francisco for over 40 years. she tells our ryan yokamoto to help move the transgender community forward by learning about their past >> it is important >> take a walk with andrea horn >> people need to know their history. >> reporter: you and will step into a world full of untold stories. >> this is not just trans history it is american history. it is lbgt history, it is black history. >> reporter: pieces of history she has found. >> madam. >> reporter: through archives. and photographs. >> her name is mary jones. and this painting is from 1836. and it is the first time in american history that someone was called transgender. >> reporter: from the first. >> this is mother george. >> reporter: to those that brave the wild west >> mother george was a transwoman who was a midwife. her family were some of the founders of the state of idaho. >> reporter: through a piece of history. >> sister kate. >> reporter: right here in th

. >> andrea horn has been a model, an actress, and a jazz singer. but today she is known for her social work in the tenderloin and now she wants to help the trans community move forward by first understanding and learning about their past. >> and it is important. >> reporter: take a walk with andrea horn. >> people need another history . >> reporter: and you will step into a world floral full of untold stories. >> this is not just trans-history, this is american history. it is lgbtq+ history . it is black history. >> reporter: pieces of history she has found. through archives . and photographs. >> her name is mary jones. and this painting is from 1836. it is the first time in american history that someone was called transgender. >> reporter: from the first. >> this is mother george. >> reporter: for those who braved the wild west. >> reporter: >> mother george was a trans woman who is a midwife and her family, the founders of the state of idaho. >> reporter: to a piece of history. >> and sister kate. >> reporter: right here in the bay area. >> the r

andrea horn has been a model and actress and jazz singer but today is known for her social work in theloin. she wants to help the transcommunity move forward by nurse understanding and learn ing about their past. >> reporter: take a walk with andrea horn. >> people need to know their history. >> you will step into a world of untold story. >> this is not just transhistory, this is american history, lgbt history, black history. >> pieces of history she has found. >> madam-- >> reporter: through archives. >> >> deon. >> reporter: and photographs. >> her name is mary jones, and this painting is from 1836. as the first time in american history that someone was called transgender. >> reporter: from the first-- >> this is mother george. >> reporter: to those who braved the wild west. >> mother george is a trans woman that was a mid wife, and her family were some of the founders of the state of idaho. >> reporter: to a piece of history. >> sister kate. >> reporter: right here in the bay area. >> the ruling queen in 1920s and 30s. >> reporter: stories she hopes will give the world more than jus

andrea horn wants to change that.ger has been in san francisco for over 40 years and tells our ryan yamamoto she wants to help the local trans community move forward by first understanding and learning about their past. >> and it's -- important. >> reporter: take a walk with andrea horn. >> people need to know their history. >> reporter: you will step into a world full of untold stories. >> this is not just trans history. this is american history. it's lgbt history. it's black history. >> reporter: pieces of history she has found. >> madame. >> reporter: through archives. >> dion. >> reporter: and photographs. >> her name is mary jones. and this -- painting is from 1836. and it is the first time in american history that someone was called transgender. >> reporter: from the first. >> this is mother george. >> reporter: to those who brave the wild west. >> mother george is a trans woman that was a midwife. and her family were some of the founders of the state of idaho. >> reporter: to a piece of history. >> and its sist