Map is related to Troops Encamped at the Entrance to the Kalsi Pass (Formarly Known as Keree pass), North of Meerut' by (1858). The map shows current location of the Kalsi Pass and it is also know as Timili Pass.

Timli Pass is a mountain pass located in the state of Uttarakhand in India. It is situated at an elevation of about 3,440 meters (11,287 feet) above sea level and connects the Uttarkashi district with the Tehri Garhwal district. The pass is named after the village of Timli which is located in the Uttarkashi district. 

It is an important pass in the region and is used by locals as well as tourists to cross from one district to the other. The pass offers stunning views of the surrounding mountains and valleys. The route to Timli Pass is quite challenging and is only accessible by foot. It is a popular trekking destination and attracts adventure enthusiasts from all over the world. The best time to visit Timli Pass is during the summer months of May to June and September to October when the weather is pleasant and the skies are clear. However, it is important to be well prepared for the trek as the weather conditions can change quickly and unexpectedly.