#4 Malinga ndi lingaliro la woweta, mtunduwo umayenera kufanana ndi mawonekedwe a mkango wamapiri, womwenso unali chizindikiro cha heraldic cha mzindawo.
#5 Kuti apange mtunduwo, mu 1839, Heinrich adawoloka mwamuna wa St. Bernard (kuphatikizanso, adasankha galu wosayera kwambiri kuchokera ku nyumba ya amonke ya St. Bernard), ndi mkazi wakuda ndi woyera wa Newfoundland. Pambuyo pake, Galu wa Phiri la Pyrenean adawonjezedwa ku pulogalamu yoswana.
#6 Mu 1846, Heinrich adalengeza kuti amaliza bwino pulogalamu yamtundu wa Leonberger.
Popanda kukokomeza, adakhala galu wamkulu kwambiri wokhala ndi malaya aatali, makamaka oyera. Mlengi ankafuna kufalitsa mtundu wake mmene ndingathere, komanso, osati m'gulu la anthu apamwamba, komanso pakati pa anthu wamba. Ankafuna kuti galu uyu akhale wotchuka kwambiri, ndikuyimira mzimu wa dera ndi mzinda, kukumana kulikonse.